Prefix files with agencyname_ according to PROJ RFC5

286 files changed, 522 insertions, 522 deletions

diff --git a/at_bev/.github/README.md b/at_bev/.github/README.md
index 280a3cc..20e4b3e 120000
--- a/at_bev/.github/README.md
+++ b/at_bev/.github/README.md
@@ -1 +1 @@
-../README.at_bev
\ No newline at end of file
+../at_bev_README.txt
\ No newline at end of file
diff --git a/at_bev/AT_GIS_GRID.tif b/at_bev/at_bev_AT_GIS_GRID.tif
index 79a9bb5..79a9bb5 100644
--- a/at_bev/AT_GIS_GRID.tif
+++ b/at_bev/at_bev_AT_GIS_GRID.tif
diff --git a/at_bev/README.at_bev b/at_bev/at_bev_README.txt
index 226ed22..4dd41a4 100644
--- a/at_bev/README.at_bev
+++ b/at_bev/at_bev_README.txt
@@ -1,4 +1,4 @@
-# README.at_bev
+# at_bev_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [Austria Bundesamt für Eich- und Vermessungswessen](www.bev.gv.at)
@@ -11,4 +11,4 @@ from [Austria Bundesamt für Eich- und Vermessungswessen](www.bev.gv.at)
 *Format*: GeoTIFF converted from NTv2  
 *License*: [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/)
 
-* AT_GIS_GRID.tif
+* at_bev_AT_GIS_GRID.tif
diff --git a/au_ga/.github/README.md b/au_ga/.github/README.md
index 2632caa..13fc999 120000
--- a/au_ga/.github/README.md
+++ b/au_ga/.github/README.md
@@ -1 +1 @@
-../README.au_ga
\ No newline at end of file
+../au_ga_README.txt
\ No newline at end of file
diff --git a/au_ga/AUSGeoid09_V1.01.tif b/au_ga/au_ga_AUSGeoid09_V1.01.tif
index fa2b5c4..fa2b5c4 100644
--- a/au_ga/AUSGeoid09_V1.01.tif
+++ b/au_ga/au_ga_AUSGeoid09_V1.01.tif
diff --git a/au_ga/AUSGeoid2020_20180201.tif b/au_ga/au_ga_AUSGeoid2020_20180201.tif
index 5a2ad00..5a2ad00 100644
--- a/au_ga/AUSGeoid2020_20180201.tif
+++ b/au_ga/au_ga_AUSGeoid2020_20180201.tif
diff --git a/au_ga/AUSGeoid98.tif b/au_ga/au_ga_AUSGeoid98.tif
index 786ee72..786ee72 100644
--- a/au_ga/AUSGeoid98.tif
+++ b/au_ga/au_ga_AUSGeoid98.tif
diff --git a/au_ga/README.au_ga b/au_ga/au_ga_README.txt
index af52462..1201fe5 100644
--- a/au_ga/README.au_ga
+++ b/au_ga/au_ga_README.txt
@@ -1,4 +1,4 @@
-# README.au_ga
+# au_ga_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [Geoscience Australia](http://www.ga.gov.au)
@@ -10,7 +10,7 @@ from [Geoscience Australia](http://www.ga.gov.au)
 *License*: [Creative Commons Attribution 4.0]  
 *Converter*: gdal_translate -of GTX AUSGeoid98.gsb AUSGeoid98.gtx -b 1 
 
-* AUSGeoid98.tif
+* au_ga_AUSGeoid98.tif
 
 ### Australia: AUSGeoid09: GDA94 -> AHD height
 
@@ -22,7 +22,7 @@ from [Geoscience Australia](http://www.ga.gov.au)
 Uses AusGeoid09 model which uses bi-cubic interpolation; bi-linear interpolation
 of the grid file will give results agreeing to within 1cm 99.97% of the time.
 
-* AUSGeoid09_V1.01.tif
+* au_ga_AUSGeoid09_V1.01.tif
 
 ### Australia: AUSGeoid2020: GDA2020 -> AHD height
 
@@ -33,7 +33,7 @@ of the grid file will give results agreeing to within 1cm 99.97% of the time.
 
 Uses AusGeoid2020 model.
 
-* AUSGeoid2020_20180201.tif
+* au_ga_AUSGeoid2020_20180201.tif
 
 
 [Creative Commons Attribution 4.0]: https://creativecommons.org/licenses/by/4.0/
\ No newline at end of file
diff --git a/au_icsm/.github/README.md b/au_icsm/.github/README.md
index 3429d47..c702b2c 120000
--- a/au_icsm/.github/README.md
+++ b/au_icsm/.github/README.md
@@ -1 +1 @@
-../README.au_icsm
\ No newline at end of file
+../au_icsm_README.txt
\ No newline at end of file
diff --git a/au_icsm/A66_National_13_09_01.tif b/au_icsm/au_icsm_A66_National_13_09_01.tif
index 98cf934..98cf934 100644
--- a/au_icsm/A66_National_13_09_01.tif
+++ b/au_icsm/au_icsm_A66_National_13_09_01.tif
diff --git a/au_icsm/GDA94_GDA2020_conformal.tif b/au_icsm/au_icsm_GDA94_GDA2020_conformal.tif
index d06e464..d06e464 100644
--- a/au_icsm/GDA94_GDA2020_conformal.tif
+++ b/au_icsm/au_icsm_GDA94_GDA2020_conformal.tif
diff --git a/au_icsm/GDA94_GDA2020_conformal_and_distortion.tif b/au_icsm/au_icsm_GDA94_GDA2020_conformal_and_distortion.tif
index 2739b1e..2739b1e 100644
--- a/au_icsm/GDA94_GDA2020_conformal_and_distortion.tif
+++ b/au_icsm/au_icsm_GDA94_GDA2020_conformal_and_distortion.tif
diff --git a/au_icsm/GDA94_GDA2020_conformal_christmas_island.tif b/au_icsm/au_icsm_GDA94_GDA2020_conformal_christmas_island.tif
index 452f1b8..452f1b8 100644
--- a/au_icsm/GDA94_GDA2020_conformal_christmas_island.tif
+++ b/au_icsm/au_icsm_GDA94_GDA2020_conformal_christmas_island.tif
diff --git a/au_icsm/GDA94_GDA2020_conformal_cocos_island.tif b/au_icsm/au_icsm_GDA94_GDA2020_conformal_cocos_island.tif
index 9ded2b2..9ded2b2 100644
--- a/au_icsm/GDA94_GDA2020_conformal_cocos_island.tif
+++ b/au_icsm/au_icsm_GDA94_GDA2020_conformal_cocos_island.tif
diff --git a/au_icsm/National_84_02_07_01.tif b/au_icsm/au_icsm_National_84_02_07_01.tif
index e83a652..e83a652 100644
--- a/au_icsm/National_84_02_07_01.tif
+++ b/au_icsm/au_icsm_National_84_02_07_01.tif
diff --git a/au_icsm/README.au_icsm b/au_icsm/au_icsm_README.txt
index fc6f637..3be78c3 100644
--- a/au_icsm/README.au_icsm
+++ b/au_icsm/au_icsm_README.txt
@@ -1,4 +1,4 @@
-# README.au_geoau
+# au_icsm_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [ICSM]
@@ -14,7 +14,7 @@ from [ICSM]
 Full national coverage two-way transformation file – see Appendix B
 in the [GDA2020 Technical Manual] for details.
 
-* A66_National_13_09_01.tif
+* au_icsm_A66_National_13_09_01.tif
 
 ### Australia: AGD84 -> GDA94
 
@@ -26,7 +26,7 @@ Full coverage two-way transformation file in those states that
 originally adopted AGD84 - West Australia, South Australia, Queensland – see
 Appendix B in the [GDA2020 Technical Manual] for details.
 
-* National_84_02_07_01.tif
+* au_icsm_National_84_02_07_01.tif
 
 ### Australia: GDA94 -> GDA2020
 
@@ -38,10 +38,10 @@ Full national coverage two-way transformation files – See Sections 3.2
 and 3.7 in the [GDA2020 Technical Manual] for details.
 Table 3.4 details which grid to use.
 
-* GDA94_GDA2020_conformal.tif
-* GDA94_GDA2020_conformal_and_distortion.tif
-* GDA94_GDA2020_conformal_christmas_island.tif
-* GDA94_GDA2020_conformal_cocos_island.tif
+* au_icsm_GDA94_GDA2020_conformal.tif
+* au_icsm_GDA94_GDA2020_conformal_and_distortion.tif
+* au_icsm_GDA94_GDA2020_conformal_christmas_island.tif
+* au_icsm_GDA94_GDA2020_conformal_cocos_island.tif
 
 [Creative Commons Attribution 4.0]: https://creativecommons.org/licenses/by/4.0/
 [GDA2020 Technical Manual]: http://www.icsm.gov.au/datum/gda2020-and-gda94-technical-manuals
diff --git a/be_ign/.github/README.md b/be_ign/.github/README.md
index fee72a6..cbbfac5 120000
--- a/be_ign/.github/README.md
+++ b/be_ign/.github/README.md
@@ -1 +1 @@
-../README.be_ign
\ No newline at end of file
+../be_ign_README.txt
\ No newline at end of file
diff --git a/be_ign/README.be_ign b/be_ign/be_ign_README.txt
index 7168bd0..6b077db 100644
--- a/be_ign/README.be_ign
+++ b/be_ign/be_ign_README.txt
@@ -1,4 +1,4 @@
-# README.be_ign
+# be_ign_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [IGN Belgium](http://www.ngi.be)
@@ -20,4 +20,4 @@ Recommended to transform from Belgian Lambert 72 (EPSG:31370) to Belgian Lambert
 Documentation in French: (http://www.ngi.be/FR/FR2-1-7.shtm)
 Documentation in Dutch:  (http://www.ngi.be/NL/NL2-1-7.shtm)
 
-* bd72lb72_etrs89lb08.tif
+* be_ign_bd72lb72_etrs89lb08.tif
diff --git a/be_ign/bd72lb72_etrs89lb08.tif b/be_ign/be_ign_bd72lb72_etrs89lb08.tif
index df7e4f1..df7e4f1 100644
--- a/be_ign/bd72lb72_etrs89lb08.tif
+++ b/be_ign/be_ign_bd72lb72_etrs89lb08.tif
diff --git a/ca_nrc/.github/README.md b/ca_nrc/.github/README.md
index 1886521..c77e7b6 120000
--- a/ca_nrc/.github/README.md
+++ b/ca_nrc/.github/README.md
@@ -1 +1 @@
-../README.ca_nrc
\ No newline at end of file
+../ca_nrc_README.txt
\ No newline at end of file
diff --git a/ca_nrc/ABCSRSV4.tif b/ca_nrc/ca_nrc_ABCSRSV4.tif
index 20754cf..20754cf 100644
--- a/ca_nrc/ABCSRSV4.tif
+++ b/ca_nrc/ca_nrc_ABCSRSV4.tif
diff --git a/ca_nrc/BC_27_05.tif b/ca_nrc/ca_nrc_BC_27_05.tif
index 5472388..5472388 100644
--- a/ca_nrc/BC_27_05.tif
+++ b/ca_nrc/ca_nrc_BC_27_05.tif
diff --git a/ca_nrc/BC_93_05.tif b/ca_nrc/ca_nrc_BC_93_05.tif
index e5b6de4..e5b6de4 100644
--- a/ca_nrc/BC_93_05.tif
+++ b/ca_nrc/ca_nrc_BC_93_05.tif
diff --git a/ca_nrc/CGG2013ai08.tif b/ca_nrc/ca_nrc_CGG2013ai08.tif
index e15617e..e15617e 100644
--- a/ca_nrc/CGG2013ai08.tif
+++ b/ca_nrc/ca_nrc_CGG2013ai08.tif
diff --git a/ca_nrc/CGG2013an83.tif b/ca_nrc/ca_nrc_CGG2013an83.tif
index 080d1f6..080d1f6 100644
--- a/ca_nrc/CGG2013an83.tif
+++ b/ca_nrc/ca_nrc_CGG2013an83.tif
diff --git a/ca_nrc/CGG2013i08.tif b/ca_nrc/ca_nrc_CGG2013i08.tif
index 15148d2..15148d2 100644
--- a/ca_nrc/CGG2013i08.tif
+++ b/ca_nrc/ca_nrc_CGG2013i08.tif
diff --git a/ca_nrc/CGG2013n83.tif b/ca_nrc/ca_nrc_CGG2013n83.tif
index 26b87d1..26b87d1 100644
--- a/ca_nrc/CGG2013n83.tif
+++ b/ca_nrc/ca_nrc_CGG2013n83.tif
diff --git a/ca_nrc/CQ77SCRS.tif b/ca_nrc/ca_nrc_CQ77SCRS.tif
index b712563..b712563 100644
--- a/ca_nrc/CQ77SCRS.tif
+++ b/ca_nrc/ca_nrc_CQ77SCRS.tif
diff --git a/ca_nrc/CRD27_00.tif b/ca_nrc/ca_nrc_CRD27_00.tif
index 406351f..406351f 100644
--- a/ca_nrc/CRD27_00.tif
+++ b/ca_nrc/ca_nrc_CRD27_00.tif
diff --git a/ca_nrc/CRD93_00.tif b/ca_nrc/ca_nrc_CRD93_00.tif
index 02779cf..02779cf 100644
--- a/ca_nrc/CRD93_00.tif
+++ b/ca_nrc/ca_nrc_CRD93_00.tif
diff --git a/ca_nrc/GS7783.tif b/ca_nrc/ca_nrc_GS7783.tif
index cd3b3a8..cd3b3a8 100644
--- a/ca_nrc/GS7783.tif
+++ b/ca_nrc/ca_nrc_GS7783.tif
diff --git a/ca_nrc/HT2_2010v70.tif b/ca_nrc/ca_nrc_HT2_2010v70.tif
index b3eeab7..b3eeab7 100644
--- a/ca_nrc/HT2_2010v70.tif
+++ b/ca_nrc/ca_nrc_HT2_2010v70.tif
diff --git a/ca_nrc/MAY76V20.tif b/ca_nrc/ca_nrc_MAY76V20.tif
index 8bec854..8bec854 100644
--- a/ca_nrc/MAY76V20.tif
+++ b/ca_nrc/ca_nrc_MAY76V20.tif
diff --git a/ca_nrc/NA27SCRS.tif b/ca_nrc/ca_nrc_NA27SCRS.tif
index 68edf86..68edf86 100644
--- a/ca_nrc/NA27SCRS.tif
+++ b/ca_nrc/ca_nrc_NA27SCRS.tif
diff --git a/ca_nrc/NA83SCRS.tif b/ca_nrc/ca_nrc_NA83SCRS.tif
index 799418c..799418c 100644
--- a/ca_nrc/NA83SCRS.tif
+++ b/ca_nrc/ca_nrc_NA83SCRS.tif
diff --git a/ca_nrc/NAD83v6VG.tif b/ca_nrc/ca_nrc_NAD83v6VG.tif
index 75611bf..75611bf 100644
--- a/ca_nrc/NAD83v6VG.tif
+++ b/ca_nrc/ca_nrc_NAD83v6VG.tif
diff --git a/ca_nrc/NAD83v70VG.tif b/ca_nrc/ca_nrc_NAD83v70VG.tif
index 994e2da..994e2da 100644
--- a/ca_nrc/NAD83v70VG.tif
+++ b/ca_nrc/ca_nrc_NAD83v70VG.tif
diff --git a/ca_nrc/NB2783v2.tif b/ca_nrc/ca_nrc_NB2783v2.tif
index e85f958..e85f958 100644
--- a/ca_nrc/NB2783v2.tif
+++ b/ca_nrc/ca_nrc_NB2783v2.tif
diff --git a/ca_nrc/NB7783v2.tif b/ca_nrc/ca_nrc_NB7783v2.tif
index fc4be97..fc4be97 100644
--- a/ca_nrc/NB7783v2.tif
+++ b/ca_nrc/ca_nrc_NB7783v2.tif
diff --git a/ca_nrc/NS778302.tif b/ca_nrc/ca_nrc_NS778302.tif
index 0c66ee1..0c66ee1 100644
--- a/ca_nrc/NS778302.tif
+++ b/ca_nrc/ca_nrc_NS778302.tif
diff --git a/ca_nrc/NVI93_05.tif b/ca_nrc/ca_nrc_NVI93_05.tif
index e799655..e799655 100644
--- a/ca_nrc/NVI93_05.tif
+++ b/ca_nrc/ca_nrc_NVI93_05.tif
diff --git a/ca_nrc/ON27CSv1.tif b/ca_nrc/ca_nrc_ON27CSv1.tif
index 6a2db92..6a2db92 100644
--- a/ca_nrc/ON27CSv1.tif
+++ b/ca_nrc/ca_nrc_ON27CSv1.tif
diff --git a/ca_nrc/ON76CSv1.tif b/ca_nrc/ca_nrc_ON76CSv1.tif
index 1e209a8..1e209a8 100644
--- a/ca_nrc/ON76CSv1.tif
+++ b/ca_nrc/ca_nrc_ON76CSv1.tif
diff --git a/ca_nrc/ON83CSv1.tif b/ca_nrc/ca_nrc_ON83CSv1.tif
index a27b6ac..a27b6ac 100644
--- a/ca_nrc/ON83CSv1.tif
+++ b/ca_nrc/ca_nrc_ON83CSv1.tif
diff --git a/ca_nrc/PE7783V2.tif b/ca_nrc/ca_nrc_PE7783V2.tif
index 7f435db..7f435db 100644
--- a/ca_nrc/PE7783V2.tif
+++ b/ca_nrc/ca_nrc_PE7783V2.tif
diff --git a/ca_nrc/README.ca_nrc b/ca_nrc/ca_nrc_README.txt
index 54dcae4..c55483a 100644
--- a/ca_nrc/README.ca_nrc
+++ b/ca_nrc/ca_nrc_README.txt
@@ -1,4 +1,4 @@
-# README.ca_nrc
+# ca_nrc_README.txt
 
 The files in this section result from the conversion of datasets originating
 from  [Natural Resources Canada](https://webapp.geod.nrcan.gc.ca/geod)
@@ -13,7 +13,7 @@ from  [Natural Resources Canada](https://webapp.geod.nrcan.gc.ca/geod)
 
 Transform between NAD27 and NAD83 in Canada.
 
-* ntv2_0.tif
+* ca_nrc_ntv2_0.tif
 
 ### Canada: NAD27(76) -> NAD83
 
@@ -27,7 +27,7 @@ Transform between NAD27 and NAD83 in Canada.
 
 Transform between NAD27(76) and NAD83 in Canada.
 
-* MAY76V20.tif
+* ca_nrc_MAY76V20.tif
 
 ### Canada: Alberta: NAD83(Original) --> NAD83(CSRS) 2002
 
@@ -38,7 +38,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8246 (NAD83(CSRS)v4)  
 *Used by*: [EPSG:9244 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9244)
 
-* ABCSRSV4.tif
+* ca_nrc_ABCSRSV4.tif
 
 ### Canada: British Columbia (CRD): NAD27 --> NAD83(CSRS) 1997
 
@@ -49,7 +49,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8240 (NAD83(CSRS)v3)  
 *Used by*: [EPSG:9113 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9113)
 
-* CRD27_00.tif
+* ca_nrc_CRD27_00.tif
 
 ### Canada: British Columbia (CRD): NAD83(Original) --> NAD83(CSRS) 1997
 
@@ -60,7 +60,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8240 (NAD83(CSRS)v3)  
 *Used by*: [EPSG:9117 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9117)
 
-* CRD93_00.tif
+* ca_nrc_CRD93_00.tif
 
 ### Canada: British Columbia (Vancouver Island): NAD83(Original) --> NAD83(CSRS) 1997
 
@@ -71,7 +71,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8240 (NAD83(CSRS)v3)  
 *Used by*: [EPSG:9118 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9118)  
 
-* NVI93_05.tif
+* ca_nrc_NVI93_05.tif
 
 ### Canada: British Columbia (CRD): NAD27 --> NAD83(CSRS) 2002
 
@@ -82,7 +82,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8246 (NAD83(CSRS)v4)  
 *Used by*: [EPSG:9115 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9115)
 
-* BC_27_05.tif
+* ca_nrc_BC_27_05.tif
 
 ### Canada: British Columbia (CRD): NAD83(Original) --> NAD83(CSRS) 2002
 
@@ -93,7 +93,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8246 (NAD83(CSRS)v4)  
 *Used by*: [EPSG:9119 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9119)
 
-* BC_93_05.tif
+* ca_nrc_BC_93_05.tif
 
 ### Canada: New Brunswick: ATS77 --> NAD83(CSRS) 1997
 
@@ -104,7 +104,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8237 (NAD83(CSRS)v2)  
 *Used by*: [EPSG:9237 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9237)
 
-* NB7783v2.tif
+* ca_nrc_NB7783v2.tif
 
 ### Canada: New Brunswick: NAD27 --> NAD83(CSRS) 1997
 
@@ -115,7 +115,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8237 (NAD83(CSRS)v2)  
 *Used by*: [EPSG:9238 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9238)
 
-* NB2783v2.tif
+* ca_nrc_NB2783v2.tif
 
 ### Canada: Nova Scotia: ATS77 --> NAD83(Original)
 
@@ -126,7 +126,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:4269 (NAD83)  
 *Used by*: [EPSG:9105 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9105)
 
-* GS7783.tif
+* ca_nrc_GS7783.tif
 
 ### Canada: Nova Scotia: ATS77 --> NAD83(CSRS) 2010
 
@@ -137,7 +137,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8252 (NAD83(CSRS)v6)  
 *Used by*: [EPSG:9106 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9106)
 
-* NS778302.tif
+* ca_nrc_NS778302.tif
 
 ### Canada: Ontario: NAD27 --> NAD83(CSRS) 1997
 
@@ -148,7 +148,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8240 (NAD83(CSRS)v3)  
 *Used by*: [EPSG:9107 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9107)
 
-* ON27CSv1.tif
+* ca_nrc_ON27CSv1.tif
 
 ### Canada: Ontario: NAD27(MAY76) --> NAD83(CSRS) 1997
 
@@ -159,7 +159,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8240 (NAD83(CSRS)v3)  
 *Used by*: [EPSG:9109 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9109)
 
-* ON76CSv1.tif
+* ca_nrc_ON76CSv1.tif
 
 ### Canada: Ontario: NAD83(Original) --> NAD83(CSRS) 1997
 
@@ -170,7 +170,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8240 (NAD83(CSRS)v3)  
 *Used by*: [EPSG:9110 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9110)
 
-* ON83CSv1.tif
+* ca_nrc_ON83CSv1.tif
 
 ### Canada: Ontario (Toronto): NAD27 --> NAD83(CSRS) 1997
 
@@ -181,7 +181,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8240 (NAD83(CSRS)v3)  
 *Used by*: [EPSG:9108 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9108)
 
-* TO27CSv1.tif
+* ca_nrc_TO27CSv1.tif
 
 ### Canada: Prince Edward Island: ATS77 --> NAD83(CSRS) 1997
 
@@ -192,7 +192,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8237 (NAD83(CSRS)v2)  
 *Used by*: [EPSG:9236 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9236)
 
-* PE7783V2.tif
+* ca_nrc_PE7783V2.tif
 
 ### Canada: Quebec: NAD27 --> NAD83(CSRS) 1997
 
@@ -204,7 +204,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Used by*: [EPSG:9239 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9239)  
 *Used by*: [EPSG:1692 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::1692) for NAD27 -> WGS84
 
-* NA27SCRS.tif (also known as QUE27-98.gsb by EPSG for NAD27 -> WGS84)
+* ca_nrc_NA27SCRS.tif (also known as QUE27-98.gsb by EPSG for NAD27 -> WGS84)
 
 ### Canada: Quebec: NAD27(CGQ77) --> NAD83(CSRS) 1997
 
@@ -215,7 +215,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8237 (NAD83(CSRS)v2)  
 *Used by*: [EPSG:9240 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9240)  
 
-* CQ77SCRS.tif (also known as CGQ77-98.gsb by EPSG)
+* ca_nrc_CQ77SCRS.tif (also known as CGQ77-98.gsb by EPSG)
 
 ### Canada: Quebec: NAD83(Original) --> NAD83(CSRS) 1997
 
@@ -227,7 +227,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Used by*: [EPSG:9241 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9241)  
 *Used by*: [EPSG:1696 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::1696) for NAD83 -> WGS84
 
-* NA83SCRS.tif (also known as NAD83-98.gsb by EPSG for NAD83 -> WGS84)
+* ca_nrc_NA83SCRS.tif (also known as NAD83-98.gsb by EPSG for NAD83 -> WGS84)
 
 ### Canada: Saskatchewan: NAD27 --> NAD83(CSRS) 1997
 
@@ -239,7 +239,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Used by*: [EPSG:9242 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9242)  
 *Used by*: [EPSG:1703 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::1703) for NAD27 -> WGS84
 
-* SK27-98.tif
+* ca_nrc_SK27-98.tif
 
 ### Canada: Saskatchewan: NAD83(Original) --> NAD83(CSRS) 1997
 
@@ -251,7 +251,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Used by*: [EPSG:9243 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9243)  
 *Used by*: [EPSG:1697 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::1697) for NAD83 -> WGS84
 
-* SK83-98.tif
+* ca_nrc_SK83-98.tif
 
 ### Canada: CGVD28 height --> NAD83(CSRS)
 
@@ -262,7 +262,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:5713 (CGVD28 height)  
 *Used by*: [EPSG:9123 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9123)
 
-* HT2_2010v70.tif
+* ca_nrc_HT2_2010v70.tif
 
 ### Canada: CGVD2013(CGG2013a) height --> NAD83(CSRS)
 
@@ -273,7 +273,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:9245 (CGVD2013(CGG2013a) height)  
 *Used by*: [EPSG:9247 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9247)
 
-* CGG2013an83.tif
+* ca_nrc_CGG2013an83.tif
 
 ### Canada: CGVD2013(CGG2013a) height --> ITRF2008
 
@@ -284,7 +284,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:9245 (CGVD2013(CGG2013a) height)  
 *Used by*: [EPSG:9125 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9125)
 
-* CGG2013ai08.tif
+* ca_nrc_CGG2013ai08.tif
 
 ### Canada: CGVD2013(CGG2013) height --> NAD83(CSRS) (superseded by CGVD2013(CGG2013a) height --> NAD83(CSRS))
 
@@ -295,7 +295,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:6647 (CGVD2013(CGG2013) height)  
 *Used by*: [EPSG:9246 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9246)
 
-* CGG2013n83.tif
+* ca_nrc_CGG2013n83.tif
 
 ### Canada: CGVD2013(CGG2013) height --> ITRF2008 (superseded by CGVD2013(CGG2013a) height --> ITRF2008)
 
@@ -306,7 +306,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:6647 (CGVD2013(CGG2013) height)  
 *Used by*: [EPSG:9124 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::9124)
 
-* CGG2013i08.tif
+* ca_nrc_CGG2013i08.tif
 
 ### Canada: NAD83(CSRS)v6 velocity grid
 
@@ -317,7 +317,7 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Target CRS*: EPSG:8251 (NAD83(CSRS)v6)  
 *Used by*: [EPSG:8676 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::8676)
 
-* NAD83v6VG.tif
+* ca_nrc_NAD83v6VG.tif
 
 ### Canada: NAD83(CSRS)v7 velocity grid
 
@@ -327,4 +327,4 @@ Transform between NAD27(76) and NAD83 in Canada.
 *Source CRS*: EPSG:8254 (NAD83(CSRS)v7)  
 *Target CRS*: EPSG:8254 (NAD83(CSRS)v7)  
 
-* NAD83v70VG.tif
+* ca_nrc_NAD83v70VG.tif
diff --git a/ca_nrc/SK27-98.tif b/ca_nrc/ca_nrc_SK27-98.tif
index 9ee14dd..9ee14dd 100644
--- a/ca_nrc/SK27-98.tif
+++ b/ca_nrc/ca_nrc_SK27-98.tif
diff --git a/ca_nrc/SK83-98.tif b/ca_nrc/ca_nrc_SK83-98.tif
index 33f7a7f..33f7a7f 100644
--- a/ca_nrc/SK83-98.tif
+++ b/ca_nrc/ca_nrc_SK83-98.tif
diff --git a/ca_nrc/TO27CSv1.tif b/ca_nrc/ca_nrc_TO27CSv1.tif
index 1a9b4c2..1a9b4c2 100644
--- a/ca_nrc/TO27CSv1.tif
+++ b/ca_nrc/ca_nrc_TO27CSv1.tif
diff --git a/ca_nrc/ntv1_can.tif b/ca_nrc/ca_nrc_ntv1_can.tif
index e45dc87..e45dc87 100644
--- a/ca_nrc/ntv1_can.tif
+++ b/ca_nrc/ca_nrc_ntv1_can.tif
diff --git a/ca_nrc/ntv2_0.tif b/ca_nrc/ca_nrc_ntv2_0.tif
index 6395bf2..6395bf2 100644
--- a/ca_nrc/ntv2_0.tif
+++ b/ca_nrc/ca_nrc_ntv2_0.tif
diff --git a/ca_que_mern/.github/README.md b/ca_que_mern/.github/README.md
index cfa2c72..f2b8e94 120000
--- a/ca_que_mern/.github/README.md
+++ b/ca_que_mern/.github/README.md
@@ -1 +1 @@
-../README.ca_que_mern
\ No newline at end of file
+../ca_que_mern_README.txt
\ No newline at end of file
diff --git a/ca_que_mern/README.ca_que_mern b/ca_que_mern/ca_que_mern_README.txt
index afbf9fb..23496b4 100644
--- a/ca_que_mern/README.ca_que_mern
+++ b/ca_que_mern/ca_que_mern_README.txt
@@ -1,4 +1,4 @@
-# README.ca_que_mern
+# ca_que_mern_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [Ministère de l'Énergie et des Ressources naturelles du Québec](https://mern.gouv.qc.ca/)
@@ -14,7 +14,7 @@ from [Ministère de l'Énergie et des Ressources naturelles du Québec](https://
 *Target CRS*: EPSG:4269 (NAD83)  
 *Used by*: [EPSG:1573 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::1573)  
 
-* na27na83.tif
+* ca_que_mern_na27na83.tif
 
 ### Canada: Quebec: NAD27(CGQ77) --> NAD83(original)
 
@@ -25,4 +25,4 @@ from [Ministère de l'Énergie et des Ressources naturelles du Québec](https://
 *Target CRS*: EPSG:4269 (NAD83)  
 *Used by*: [EPSG:1575 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::1575)  
 
-* cq77na83.tif
+* ca_que_mern_cq77na83.tif
diff --git a/ca_que_mern/cq77na83.tif b/ca_que_mern/ca_que_mern_cq77na83.tif
index 1ade845..1ade845 100644
--- a/ca_que_mern/cq77na83.tif
+++ b/ca_que_mern/ca_que_mern_cq77na83.tif
diff --git a/ca_que_mern/na27na83.tif b/ca_que_mern/ca_que_mern_na27na83.tif
index 5ba5ca8..5ba5ca8 100644
--- a/ca_que_mern/na27na83.tif
+++ b/ca_que_mern/ca_que_mern_na27na83.tif
diff --git a/ch_swisstopo/.github/README.md b/ch_swisstopo/.github/README.md
index c650f31..bb76b1f 120000
--- a/ch_swisstopo/.github/README.md
+++ b/ch_swisstopo/.github/README.md
@@ -1 +1 @@
-../README.ch_swisstopo
\ No newline at end of file
+../ch_swisstopo_README.txt
\ No newline at end of file
diff --git a/ch_swisstopo/CHENyx06_ETRS.tif b/ch_swisstopo/ch_swisstopo_CHENyx06_ETRS.tif
index f9ec53d..f9ec53d 100644
--- a/ch_swisstopo/CHENyx06_ETRS.tif
+++ b/ch_swisstopo/ch_swisstopo_CHENyx06_ETRS.tif
diff --git a/ch_swisstopo/CHENyx06a.tif b/ch_swisstopo/ch_swisstopo_CHENyx06a.tif
index c70417f..c70417f 100644
--- a/ch_swisstopo/CHENyx06a.tif
+++ b/ch_swisstopo/ch_swisstopo_CHENyx06a.tif
diff --git a/ch_swisstopo/README.ch_swisstopo b/ch_swisstopo/ch_swisstopo_README.txt
index b0f8b7d..c5d02ea 100644
--- a/ch_swisstopo/README.ch_swisstopo
+++ b/ch_swisstopo/ch_swisstopo_README.txt
@@ -1,4 +1,4 @@
-# README.ch_swisstopo
+# ch_swisstopo_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [Swisstopo](ttps://www.swisstopo.admin.ch)
@@ -21,5 +21,5 @@ Several transformation services are available on https://www.swisstopo.admin.ch/
 using the REFRAME algorithm (finite element transformation).
 The difference between the grid and finite element transformation is on a level of below several millimeters.
 
-* CHENyx06a.tif
-* CHENyx06_ETRS.tif
+* ch_swisstopo_CHENyx06a.tif
+* ch_swisstopo_CHENyx06_ETRS.tif
diff --git a/de_adv/.github/README.md b/de_adv/.github/README.md
index 373e715..6d87d10 120000
--- a/de_adv/.github/README.md
+++ b/de_adv/.github/README.md
@@ -1 +1 @@
-../README.de_adv
\ No newline at end of file
+../de_adv_README.txt
\ No newline at end of file
diff --git a/de_adv/BETA2007.tif b/de_adv/de_adv_BETA2007.tif
index 3409171..3409171 100644
--- a/de_adv/BETA2007.tif
+++ b/de_adv/de_adv_BETA2007.tif
diff --git a/de_adv/README.de_adv b/de_adv/de_adv_README.txt
index 0b9dd2c..1aeca28 100644
--- a/de_adv/README.de_adv
+++ b/de_adv/de_adv_README.txt
@@ -1,4 +1,4 @@
-# README.de_adv
+# de_adv_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [AdV](http://www.adv-online.de/icc/extdeu/nav/9ae/9ae594bb-a094-311a-3b21-718a438ad1b2&sel_uCon=3c10e056-7955-311a-3b21-718a438ad1b2&uTem=73d607d6-b048-65f1-80fa-29f08a07b51a.htm)
@@ -14,4 +14,4 @@ from [AdV](http://www.adv-online.de/icc/extdeu/nav/9ae/9ae594bb-a094-311a-3b21-7
 
 Grid transformation from DE_DHDN to ETRS89 in Germany.
 
-* BETA2007.tif
+* de_adv_BETA2007.tif
diff --git a/de_geosn/.github/README.md b/de_geosn/.github/README.md
index 88c19b3..b537264 120000
--- a/de_geosn/.github/README.md
+++ b/de_geosn/.github/README.md
@@ -1 +1 @@
-../README.de_geosn
\ No newline at end of file
+../de_geosn_README.txt
\ No newline at end of file
diff --git a/de_geosn/NTv2_SN.tif b/de_geosn/de_geosn_NTv2_SN.tif
index bb9af69..bb9af69 100644
--- a/de_geosn/NTv2_SN.tif
+++ b/de_geosn/de_geosn_NTv2_SN.tif
diff --git a/de_geosn/README.de_geosn b/de_geosn/de_geosn_README.txt
index 2e78473..7ecf9d7 100644
--- a/de_geosn/README.de_geosn
+++ b/de_geosn/de_geosn_README.txt
@@ -1,4 +1,4 @@
-# README.de_geosn
+# de_geosn_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [GeoSN](https://www.landesvermessung.sachsen.de)
@@ -11,4 +11,4 @@ from [GeoSN](https://www.landesvermessung.sachsen.de)
 *Format*: GeoTIFF converted from NTv2  
 *License*: [Data licence Germany – attribution – version 2.0](https://www.govdata.de/dl-de/by-2-0)
 
-* NTv2_SN.tif
+* de_geosn_NTv2_SN.tif
diff --git a/de_lgl_bw/.github/README.md b/de_lgl_bw/.github/README.md
index 9f20064..4079ba5 120000
--- a/de_lgl_bw/.github/README.md
+++ b/de_lgl_bw/.github/README.md
@@ -1 +1 @@
-../README.de_lgl_bw
\ No newline at end of file
+../de_lgl_bw_README.txt
\ No newline at end of file
diff --git a/de_lgl_bw/BWTA2017.tif b/de_lgl_bw/de_lgl_bw_BWTA2017.tif
index f9958d9..f9958d9 100644
--- a/de_lgl_bw/BWTA2017.tif
+++ b/de_lgl_bw/de_lgl_bw_BWTA2017.tif
diff --git a/de_lgl_bw/README.de_lgl_bw b/de_lgl_bw/de_lgl_bw_README.txt
index e1626e1..75327aa 100644
--- a/de_lgl_bw/README.de_lgl_bw
+++ b/de_lgl_bw/de_lgl_bw_README.txt
@@ -1,4 +1,4 @@
-# README.de_lglbw
+# de_lglbw_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [LGL Baden-Württemberg](https://www.lgl-bw.de)
@@ -13,4 +13,4 @@ from [LGL Baden-Württemberg](https://www.lgl-bw.de)
 
 Grid transformation from DE_DHDN to ETRS89 for Baden-Württemberg.
 
-* BWTA2017.tif
+* de_lglbw_BWTA2017.tif
diff --git a/de_lgvl_saarland/.github/README.md b/de_lgvl_saarland/.github/README.md
index 9b9afc8..00db719 120000
--- a/de_lgvl_saarland/.github/README.md
+++ b/de_lgvl_saarland/.github/README.md
@@ -1 +1 @@
-../README.de_lgvl_saarland
\ No newline at end of file
+../de_lgvl_saarland_README.txt
\ No newline at end of file
diff --git a/de_lgvl_saarland/README.de_lgvl_saarland b/de_lgvl_saarland/de_lgvl_saarland_README.txt
index 95eb3f9..4f3127c 100644
--- a/de_lgvl_saarland/README.de_lgvl_saarland
+++ b/de_lgvl_saarland/de_lgvl_saarland_README.txt
@@ -1,4 +1,4 @@
-# README.de_lvgl_saarland
+# de_lvgl_saarland_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [LVGL Saarland](https://www.saarland.de/)
@@ -11,4 +11,4 @@ from [LVGL Saarland](https://www.saarland.de/)
 *Format*: GeoTIFF converted from NTv2  
 *License*: [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/)
 
-* SeTa2016.tif
+* de_lvgl_saarland_SeTa2016.tif
diff --git a/de_lgvl_saarland/SeTa2016.tif b/de_lgvl_saarland/de_lgvl_saarland_SeTa2016.tif
index dce3db2..dce3db2 100644
--- a/de_lgvl_saarland/SeTa2016.tif
+++ b/de_lgvl_saarland/de_lgvl_saarland_SeTa2016.tif
diff --git a/dk_sdfe/.github/README.md b/dk_sdfe/.github/README.md
index 39077f5..b6a5d65 120000
--- a/dk_sdfe/.github/README.md
+++ b/dk_sdfe/.github/README.md
@@ -1 +1 @@
-../README.dk_sdfe
\ No newline at end of file
+../dk_sdfe_README.txt
\ No newline at end of file
diff --git a/dk_sdfe/README.dk_sdfe b/dk_sdfe/dk_sdfe_README.txt
index 6e26471..60432bd 100644
--- a/dk_sdfe/README.dk_sdfe
+++ b/dk_sdfe/dk_sdfe_README.txt
@@ -1,4 +1,4 @@
-# README.dk_sdfe
+# dk_sdfe_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [Agency for Data Supply and Efficiency](https://github.com/NordicGeodesy/NordicTransformations)  
@@ -14,7 +14,7 @@ from [Agency for Data Supply and Efficiency](https://github.com/NordicGeodesy/No
 Transform local height system DVR90 (EPSG:5799) to ETRS89 ellipsoidal heights (EPSG:4937). The horizontal
 grid coordinates are referenced to ETRS89.
 
-* dvr90.tif
+* dk_sdfe_dvr90.tif
 
 ### Denmark: DNN heights -> ETRS89 ellipsoidal heights
 
@@ -25,7 +25,7 @@ grid coordinates are referenced to ETRS89.
 Transform local height system DNN (EPSG:5733) to ETRS89 ellipsoidal heights (EPSG:4937). The horizontal
 grid coordinates are referenced to ETRS89.
 
-* dnn.tif
+* dk_sdfe_dnn.tif
 
 ### Faroe Islands: FVR09 heights -> ETRS89 ellipsoidal heights
 
@@ -36,7 +36,7 @@ grid coordinates are referenced to ETRS89.
 Transform local height system FVR09 (EPSG:5317) to ETRS89 ellipsoidal heights (EPSG:4937). The horizontal
 grid coordinates are referenced to ETRS89.
 
-* fvr09.tif
+* dk_sdfe_fvr09.tif
 
 ## Included init-files
 
diff --git a/dk_sdfe/dnn.tif b/dk_sdfe/dk_sdfe_dnn.tif
index d77ef4e..d77ef4e 100644
--- a/dk_sdfe/dnn.tif
+++ b/dk_sdfe/dk_sdfe_dnn.tif
diff --git a/dk_sdfe/dvr90.tif b/dk_sdfe/dk_sdfe_dvr90.tif
index 0e2e5f4..0e2e5f4 100644
--- a/dk_sdfe/dvr90.tif
+++ b/dk_sdfe/dk_sdfe_dvr90.tif
diff --git a/dk_sdfe/fvr09.tif b/dk_sdfe/dk_sdfe_fvr09.tif
index c191133..c191133 100644
--- a/dk_sdfe/fvr09.tif
+++ b/dk_sdfe/dk_sdfe_fvr09.tif
diff --git a/dk_sdfe/gvr2000.tif b/dk_sdfe/dk_sdfe_gvr2000.tif
index 53b2816..53b2816 100644
--- a/dk_sdfe/gvr2000.tif
+++ b/dk_sdfe/dk_sdfe_gvr2000.tif
diff --git a/dk_sdfe/gvr2016.tif b/dk_sdfe/dk_sdfe_gvr2016.tif
index ea34c8c..ea34c8c 100644
--- a/dk_sdfe/gvr2016.tif
+++ b/dk_sdfe/dk_sdfe_gvr2016.tif
diff --git a/es_cat_icgc/.github/README.md b/es_cat_icgc/.github/README.md
index 068c93f..ae1b821 120000
--- a/es_cat_icgc/.github/README.md
+++ b/es_cat_icgc/.github/README.md
@@ -1 +1 @@
-../README.es_cat_icgc
\ No newline at end of file
+../es_cat_icgc_README.txt
\ No newline at end of file
diff --git a/es_cat_icgc/100800401.tif b/es_cat_icgc/es_cat_icgc_100800401.tif
index fe2de3c..fe2de3c 100644
--- a/es_cat_icgc/100800401.tif
+++ b/es_cat_icgc/es_cat_icgc_100800401.tif
diff --git a/es_cat_icgc/README.es_cat_icgc b/es_cat_icgc/es_cat_icgc_README.txt
index 9688b1b..5961325 100644
--- a/es_cat_icgc/README.es_cat_icgc
+++ b/es_cat_icgc/es_cat_icgc_README.txt
@@ -1,4 +1,4 @@
-# README.ec_cat_icgc
+# es_cat_icgc_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [Institut Cartogràfic i Geològic de Catalunya (ICGC)](http://www.icgc.cat/)
@@ -14,4 +14,4 @@ from [Institut Cartogràfic i Geològic de Catalunya (ICGC)](http://www.icgc.cat
 *Target CRS*: EPSG:4258 (ETRS89)  
 *Used by*: [EPSG:5661 Transformation](https://www.epsg-registry.org/export.htm?gml=urn:ogc:def:coordinateOperation:EPSG::5661)
 
-* 100800401.tif
\ No newline at end of file
+* es_cat_icgc_100800401.tif
\ No newline at end of file
diff --git a/eur_nkg/.github/README.md b/eur_nkg/.github/README.md
index bf96a80..90f2272 120000
--- a/eur_nkg/.github/README.md
+++ b/eur_nkg/.github/README.md
@@ -1 +1 @@
-../README.eur_nkg
\ No newline at end of file
+../eur_nkg_README.txt
\ No newline at end of file
diff --git a/eur_nkg/README.eur_nkg b/eur_nkg/eur_nkg_README.txt
index 06de01c..5ee6047 100644
--- a/eur_nkg/README.eur_nkg
+++ b/eur_nkg/eur_nkg_README.txt
@@ -1,4 +1,4 @@
-# README.eur_nkg
+# eur_nkg_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [Nordic Geodetic Commission](https://github.com/NordicGeodesy/NordicTransformations)  
@@ -16,7 +16,7 @@ transformations between global reference frames and the local realisations
 of ETRS89 in the Nordic and Baltic countries. See the `NKG` init-file for
 examples of use.
 
-* nkgrf03vel_realigned.tif
+* eur_nkg_nkgrf03vel_realigned.tif
 
 ## Included init-files
 
diff --git a/eur_nkg/nkgrf03vel_realigned.tif b/eur_nkg/eur_nkg_nkgrf03vel_realigned.tif
index 9d1ac8a..9d1ac8a 100644
--- a/eur_nkg/nkgrf03vel_realigned.tif
+++ b/eur_nkg/eur_nkg_nkgrf03vel_realigned.tif
diff --git a/fr_ign/.github/README.md b/fr_ign/.github/README.md
index bc50e4c..9c3116b 120000
--- a/fr_ign/.github/README.md
+++ b/fr_ign/.github/README.md
@@ -1 +1 @@
-../README.fr_ign
\ No newline at end of file
+../fr_ign_README.txt
\ No newline at end of file
diff --git a/fr_ign/README.fr_ign b/fr_ign/README.fr_ign
deleted file mode 100644
index 4981a79..0000000
--- a/fr_ign/README.fr_ign
+++ /dev/null
@@ -1,89 +0,0 @@
-# README.fr_ign
-
-The files in this section result from the conversion of datasets originating
-from [IGN](http://www.ign.fr/)
-
-## Included grids
-
-### France: NTF -> RGF93 (using geographic offset correction)
-
-Grid transformation from NTF to RGF93 in France.
-
-*Source*: [IGN](http://www.ign.fr/)  
-*Format*: GeoTIFF converted from NTv2  
-*License*: [License Ouverte (in French)](https://www.etalab.gouv.fr/wp-content/uploads/2017/04/ETALAB-Licence-Ouverte-v2.0.pdf) / [Open License (English translation)](https://www.etalab.gouv.fr/wp-content/uploads/2014/05/Open_Licence.pdf)
-
-* ntf_r93.tif
-
-### France: NTF -> RGF93 (using Geocentric correction)
-
-Grid transformation from NTF to RGF93 in France.
-
-*Source*: [IGN](http://www.ign.fr/)  
-*Format*: GeoTIFF converted from gr3df97a.txt  
-*License*: [License Ouverte (in French)](https://www.etalab.gouv.fr/wp-content/uploads/2017/04/ETALAB-Licence-Ouverte-v2.0.pdf) / [Open License (English translation)](https://www.etalab.gouv.fr/wp-content/uploads/2014/05/Open_Licence.pdf)
-
-* gr3df97a.tif
-
-### French vertical grids
-
-*Source*: [IGN France](https://geodesie.ign.fr/index.php?page=grilles)  
-*Converter*: build_french_vgrids.sh  
-*Format*: GeoTIFF convered from GTX  
-*License*: [License Ouverte (in French)](https://www.etalab.gouv.fr/wp-content/uploads/2017/04/ETALAB-Licence-Ouverte-v2.0.pdf) / [Open License (English translation)](https://www.etalab.gouv.fr/wp-content/uploads/2014/05/Open_Licence.pdf)
-
-Grids to convert from national vertical datum to ellipsoidal height.
-
-Continental France an Corsica:
-* RAF09.tif: Continental France, NGF-IGN 1969 to RGF93 (ETRS89) (2009 version)
-* RAF18.tif: Continental France, NGF-IGN 1969 to RGF93 (ETRS89) (2018 version)
-* RAC09.tif: Corsica, NGF-IGN 1978 to RGF93 (ETRS89)
-
-French Antilles to RGAF09 (Réseau Géodésique des Antilles Françaises 2009):
-* RAGTBT2016.tif: Guadeloupe, IGN 1988 (GUADELOUPE) to RGAF09
-* RALD2016.tif: La Desirade, IGN 2008 LD (GUADELOUPE / LA DESIRADE) to RGAF09
-* RALS2016.tif: Les Saintes, IGN 1988 LS (GUADELOUPE / LES SAINTES) to RGAF09
-* RAMART2016.tif: Martinique, IGN 1987 (MARTINIQUE) to RGAF09
-* RAMG2016.tif: Marie Galante, IGN 1988 MG (GUADELOUPE / MARIE-GALANTE) to RGAF09
-* gg10_sbv2.tif: Saint Barthelemy, IGN 1988 SB (GUADELOUPE / SAINT-BARTHELEMY) to RGAF09
-* gg10_smv2.tif: Saint Martin, IGN 1988 SM (GUADELOUPE / SAINT-MARTIN) to RGAF09
-
-French Antilles to WGS 84 (RRAF: Réseau de Référence des Antilles Françaises):
-* ggg00v2.tif: Guadeloupe, IGN 1988 (GUADELOUPE) to WGS 84 (RRAF)
-* RALDW842016.tif: La Desirade, IGN 2008 LD (GUADELOUPE / LA DESIRADE) to WGS 84 (RRAF)
-* ggg00_lsv2.tif: Les Saintes, IGN 1988 LS (GUADELOUPE / LES SAINTES) to WGS 84 (RRAF)
-* ggg00_mgv2.tif: Marie Galante, IGN 1988 MG (GUADELOUPE / MARIE-GALANTE) to WGS 84 (RRAF)
-* ggm00v2.tif: Martinique, IGN 1987 (MARTINIQUE) to WGS 84 (RRAF)
-* ggg00_sbv2.tif: Saint Barthelemy, IGN 1988 SB (GUADELOUPE / SAINT-BARTHELEMY) to WGS 84 (RRAF)
-* ggg00_smv2.tif: Saint Martin, IGN 1988 SM (GUADELOUPE / SAINT-MARTIN) to WGS 84 (RRAF)
-
-Other:
-* ggguy15.tif: Guyane, NIVELLEMENT GENERAL DE GUYANE (NGG) 1977 to RGFG95 (RESEAU GEODESIQUE FRANCAIS DE GUYANE 1995)
-* ggker08v2.tif: Iles Kerguelen, IGN 1962 (KERGUELEN) to RGTAAF07 (RESEAU GEODESIQUE DES TAAF 2007)
-* ggm04v1.tif: Mayotte GGM04, SHOM 1953 (MAYOTTE) to RGM04 (RESEAU GEODESIQUE DE MAYOTTE 2004)
-* ggspm06v1.tif: Saint-Pierre et Miquelon (GGSPM06), DANGER 1950 (SAINT-PIERRE-ET-MIQUELON) to RGSPM06 (RESEAU GEODESIQUE DE SAINT-PIERRE-ET-MIQUELON 2006)
-* RAR07_bl.tif: La Reunion, IGN 1989 (REUNION) to RGR92 (RESEAU GEODESIQUE DE LA REUNION 1992)
-* RASPM2018.tif: Saint-Pierre et Miquelon (RASPM2018), DANGER 1950 (SAINT-PIERRE-ET-MIQUELON) to RGSPM06 (RESEAU GEODESIQUE DE SAINT-PIERRE-ET-MIQUELON 2006)
-* CGVD2013RGSPM06.tif: Saint-Pierre et Miquelon (CGVD2013RGSPM06), CGVD2013 to RGSPM06
-
-French Polynesia to RGPF (Réseau Géodésique de Polynésie Française)
-* ggpf02-Bora.tif: Bora bora, BORA_SAU 2001 to RGPF
-* ggpf02-Huahine.tif: Huahine, HUAHINE_SAU 2001 to RGPF
-* ggpf02-Maiao.tif: Maiao, MAIAO 2001 to RGPF
-* ggpf02-Maupiti.tif: Maupiti, MAUPITI_SAU 2001 to RGPF
-* ggpf02-Raiatea.tif: Raietea, RAIATEA_SAU 2001 to RGPF
-* ggpf02-Tahaa.tif: Tahaa, TAHAA_SAU 2001 to RGPF
-* ggpf02-Tupai.tif: Tupai, TUPAI 2001 to RGPF
-* ggpf05-HivaOa.tif: Hiva Oa, HIVA OA to RGPF
-* ggpf05-Nuku.tif: Nuku Hiva, NUKU HIVA ALTI to RGPF
-* ggpf08-Fakarava.tif: Fakarava, IGN 1966 (TAHITI) TO RGPF
-* ggpf08-Gambier.tif: Gambier, GAMBIER to RGPF
-* ggpf08-Hao.tif: Hao, HAO to RGPF
-* ggpf08-Mataiva.tif: Mataiva, MATAIVA to RGPF
-* ggpf08-Raivavae.tif: Raivavae, Raivavae to RGPF
-* ggpf08-Reao.tif: Reao, Reao to RGPF
-* ggpf08-Rurutu.tif: Rurutu, Ruruto to RGPF
-* ggpf08-Tikehau.tif: Tikehau, Tikehau to RGPF
-* ggpf08-Tubuai.tif: Tubuai, Tubuai to RGPF
-* ggpf10-Moorea.tif: Moorea, MOOREA 1981 (MOOREA_SAU 2001) to RGPF
-* ggpf10-Tahiti.tif: Tahiti, IGN 1966 (TAHITI) to RGPF
diff --git a/fr_ign/CGVD2013RGSPM06.tif b/fr_ign/fr_ign_CGVD2013RGSPM06.tif
index 0ff99f4..0ff99f4 100644
--- a/fr_ign/CGVD2013RGSPM06.tif
+++ b/fr_ign/fr_ign_CGVD2013RGSPM06.tif
diff --git a/fr_ign/RAC09.tif b/fr_ign/fr_ign_RAC09.tif
index 9c29723..9c29723 100644
--- a/fr_ign/RAC09.tif
+++ b/fr_ign/fr_ign_RAC09.tif
diff --git a/fr_ign/RAF09.tif b/fr_ign/fr_ign_RAF09.tif
index 0765bdf..0765bdf 100644
--- a/fr_ign/RAF09.tif
+++ b/fr_ign/fr_ign_RAF09.tif
diff --git a/fr_ign/RAF18.tif b/fr_ign/fr_ign_RAF18.tif
index 7751a40..7751a40 100644
--- a/fr_ign/RAF18.tif
+++ b/fr_ign/fr_ign_RAF18.tif
diff --git a/fr_ign/RAGTBT2016.tif b/fr_ign/fr_ign_RAGTBT2016.tif
index f3479a9..f3479a9 100644
--- a/fr_ign/RAGTBT2016.tif
+++ b/fr_ign/fr_ign_RAGTBT2016.tif
diff --git a/fr_ign/RALD2016.tif b/fr_ign/fr_ign_RALD2016.tif
index 7b1e753..7b1e753 100644
--- a/fr_ign/RALD2016.tif
+++ b/fr_ign/fr_ign_RALD2016.tif
diff --git a/fr_ign/RALDW842016.tif b/fr_ign/fr_ign_RALDW842016.tif
index 5485205..5485205 100644
--- a/fr_ign/RALDW842016.tif
+++ b/fr_ign/fr_ign_RALDW842016.tif
diff --git a/fr_ign/RALS2016.tif b/fr_ign/fr_ign_RALS2016.tif
index d4c2a41..d4c2a41 100644
--- a/fr_ign/RALS2016.tif
+++ b/fr_ign/fr_ign_RALS2016.tif
diff --git a/fr_ign/RAMART2016.tif b/fr_ign/fr_ign_RAMART2016.tif
index c965029..c965029 100644
--- a/fr_ign/RAMART2016.tif
+++ b/fr_ign/fr_ign_RAMART2016.tif
diff --git a/fr_ign/RAMG2016.tif b/fr_ign/fr_ign_RAMG2016.tif
index ee6eddd..ee6eddd 100644
--- a/fr_ign/RAMG2016.tif
+++ b/fr_ign/fr_ign_RAMG2016.tif
diff --git a/fr_ign/RAR07_bl.tif b/fr_ign/fr_ign_RAR07_bl.tif
index b5f2ade..b5f2ade 100644
--- a/fr_ign/RAR07_bl.tif
+++ b/fr_ign/fr_ign_RAR07_bl.tif
diff --git a/fr_ign/RASPM2018.tif b/fr_ign/fr_ign_RASPM2018.tif
index 5a7d506..5a7d506 100644
--- a/fr_ign/RASPM2018.tif
+++ b/fr_ign/fr_ign_RASPM2018.tif
diff --git a/fr_ign/fr_ign_README.txt b/fr_ign/fr_ign_README.txt
new file mode 100644
index 0000000..e74a1ac
--- /dev/null
+++ b/fr_ign/fr_ign_README.txt
@@ -0,0 +1,89 @@
+# fr_ign_README.txt
+
+The files in this section result from the conversion of datasets originating
+from [IGN](http://www.ign.fr/)
+
+## Included grids
+
+### France: NTF -> RGF93 (using geographic offset correction)
+
+Grid transformation from NTF to RGF93 in France.
+
+*Source*: [IGN](http://www.ign.fr/)  
+*Format*: GeoTIFF converted from NTv2  
+*License*: [License Ouverte (in French)](https://www.etalab.gouv.fr/wp-content/uploads/2017/04/ETALAB-Licence-Ouverte-v2.0.pdf) / [Open License (English translation)](https://www.etalab.gouv.fr/wp-content/uploads/2014/05/Open_Licence.pdf)
+
+* fr_ign_ntf_r93.tif
+
+### France: NTF -> RGF93 (using Geocentric correction)
+
+Grid transformation from NTF to RGF93 in France.
+
+*Source*: [IGN](http://www.ign.fr/)  
+*Format*: GeoTIFF converted from gr3df97a.txt  
+*License*: [License Ouverte (in French)](https://www.etalab.gouv.fr/wp-content/uploads/2017/04/ETALAB-Licence-Ouverte-v2.0.pdf) / [Open License (English translation)](https://www.etalab.gouv.fr/wp-content/uploads/2014/05/Open_Licence.pdf)
+
+* fr_ign_gr3df97a.tif
+
+### French vertical grids
+
+*Source*: [IGN France](https://geodesie.ign.fr/index.php?page=grilles)  
+*Converter*: build_french_vgrids.sh  
+*Format*: GeoTIFF convered from GTX  
+*License*: [License Ouverte (in French)](https://www.etalab.gouv.fr/wp-content/uploads/2017/04/ETALAB-Licence-Ouverte-v2.0.pdf) / [Open License (English translation)](https://www.etalab.gouv.fr/wp-content/uploads/2014/05/Open_Licence.pdf)
+
+Grids to convert from national vertical datum to ellipsoidal height.
+
+Continental France an Corsica:
+* fr_ign_RAF09.tif: Continental France, NGF-IGN 1969 to RGF93 (ETRS89) (2009 version)
+* fr_ign_RAF18.tif: Continental France, NGF-IGN 1969 to RGF93 (ETRS89) (2018 version)
+* fr_ign_RAC09.tif: Corsica, NGF-IGN 1978 to RGF93 (ETRS89)
+
+French Antilles to RGAF09 (Réseau Géodésique des Antilles Françaises 2009):
+* fr_ign_RAGTBT2016.tif: Guadeloupe, IGN 1988 (GUADELOUPE) to RGAF09
+* fr_ign_RALD2016.tif: La Desirade, IGN 2008 LD (GUADELOUPE / LA DESIRADE) to RGAF09
+* fr_ign_RALS2016.tif: Les Saintes, IGN 1988 LS (GUADELOUPE / LES SAINTES) to RGAF09
+* fr_ign_RAMART2016.tif: Martinique, IGN 1987 (MARTINIQUE) to RGAF09
+* fr_ign_RAMG2016.tif: Marie Galante, IGN 1988 MG (GUADELOUPE / MARIE-GALANTE) to RGAF09
+* fr_ign_gg10_sbv2.tif: Saint Barthelemy, IGN 1988 SB (GUADELOUPE / SAINT-BARTHELEMY) to RGAF09
+* fr_ign_gg10_smv2.tif: Saint Martin, IGN 1988 SM (GUADELOUPE / SAINT-MARTIN) to RGAF09
+
+French Antilles to WGS 84 (RRAF: Réseau de Référence des Antilles Françaises):
+* fr_ign_ggg00v2.tif: Guadeloupe, IGN 1988 (GUADELOUPE) to WGS 84 (RRAF)
+* fr_ign_RALDW842016.tif: La Desirade, IGN 2008 LD (GUADELOUPE / LA DESIRADE) to WGS 84 (RRAF)
+* fr_ign_ggg00_lsv2.tif: Les Saintes, IGN 1988 LS (GUADELOUPE / LES SAINTES) to WGS 84 (RRAF)
+* fr_ign_ggg00_mgv2.tif: Marie Galante, IGN 1988 MG (GUADELOUPE / MARIE-GALANTE) to WGS 84 (RRAF)
+* fr_ign_ggm00v2.tif: Martinique, IGN 1987 (MARTINIQUE) to WGS 84 (RRAF)
+* fr_ign_ggg00_sbv2.tif: Saint Barthelemy, IGN 1988 SB (GUADELOUPE / SAINT-BARTHELEMY) to WGS 84 (RRAF)
+* fr_ign_ggg00_smv2.tif: Saint Martin, IGN 1988 SM (GUADELOUPE / SAINT-MARTIN) to WGS 84 (RRAF)
+
+Other:
+* fr_ign_ggguy15.tif: Guyane, NIVELLEMENT GENERAL DE GUYANE (NGG) 1977 to RGFG95 (RESEAU GEODESIQUE FRANCAIS DE GUYANE 1995)
+* fr_ign_ggker08v2.tif: Iles Kerguelen, IGN 1962 (KERGUELEN) to RGTAAF07 (RESEAU GEODESIQUE DES TAAF 2007)
+* fr_ign_ggm04v1.tif: Mayotte GGM04, SHOM 1953 (MAYOTTE) to RGM04 (RESEAU GEODESIQUE DE MAYOTTE 2004)
+* fr_ign_ggspm06v1.tif: Saint-Pierre et Miquelon (GGSPM06), DANGER 1950 (SAINT-PIERRE-ET-MIQUELON) to RGSPM06 (RESEAU GEODESIQUE DE SAINT-PIERRE-ET-MIQUELON 2006)
+* fr_ign_RAR07_bl.tif: La Reunion, IGN 1989 (REUNION) to RGR92 (RESEAU GEODESIQUE DE LA REUNION 1992)
+* fr_ign_RASPM2018.tif: Saint-Pierre et Miquelon (RASPM2018), DANGER 1950 (SAINT-PIERRE-ET-MIQUELON) to RGSPM06 (RESEAU GEODESIQUE DE SAINT-PIERRE-ET-MIQUELON 2006)
+* fr_ign_CGVD2013RGSPM06.tif: Saint-Pierre et Miquelon (CGVD2013RGSPM06), CGVD2013 to RGSPM06
+
+French Polynesia to RGPF (Réseau Géodésique de Polynésie Française)
+* fr_ign_ggpf02-Bora.tif: Bora bora, BORA_SAU 2001 to RGPF
+* fr_ign_ggpf02-Huahine.tif: Huahine, HUAHINE_SAU 2001 to RGPF
+* fr_ign_ggpf02-Maiao.tif: Maiao, MAIAO 2001 to RGPF
+* fr_ign_ggpf02-Maupiti.tif: Maupiti, MAUPITI_SAU 2001 to RGPF
+* fr_ign_ggpf02-Raiatea.tif: Raietea, RAIATEA_SAU 2001 to RGPF
+* fr_ign_ggpf02-Tahaa.tif: Tahaa, TAHAA_SAU 2001 to RGPF
+* fr_ign_ggpf02-Tupai.tif: Tupai, TUPAI 2001 to RGPF
+* fr_ign_ggpf05-HivaOa.tif: Hiva Oa, HIVA OA to RGPF
+* fr_ign_ggpf05-Nuku.tif: Nuku Hiva, NUKU HIVA ALTI to RGPF
+* fr_ign_ggpf08-Fakarava.tif: Fakarava, IGN 1966 (TAHITI) TO RGPF
+* fr_ign_ggpf08-Gambier.tif: Gambier, GAMBIER to RGPF
+* fr_ign_ggpf08-Hao.tif: Hao, HAO to RGPF
+* fr_ign_ggpf08-Mataiva.tif: Mataiva, MATAIVA to RGPF
+* fr_ign_ggpf08-Raivavae.tif: Raivavae, Raivavae to RGPF
+* fr_ign_ggpf08-Reao.tif: Reao, Reao to RGPF
+* fr_ign_ggpf08-Rurutu.tif: Rurutu, Ruruto to RGPF
+* fr_ign_ggpf08-Tikehau.tif: Tikehau, Tikehau to RGPF
+* fr_ign_ggpf08-Tubuai.tif: Tubuai, Tubuai to RGPF
+* fr_ign_ggpf10-Moorea.tif: Moorea, MOOREA 1981 (MOOREA_SAU 2001) to RGPF
+* fr_ign_ggpf10-Tahiti.tif: Tahiti, IGN 1966 (TAHITI) to RGPF
diff --git a/fr_ign/gg10_sbv2.tif b/fr_ign/fr_ign_gg10_sbv2.tif
index 8920ee8..8920ee8 100644
--- a/fr_ign/gg10_sbv2.tif
+++ b/fr_ign/fr_ign_gg10_sbv2.tif
diff --git a/fr_ign/gg10_smv2.tif b/fr_ign/fr_ign_gg10_smv2.tif
index d0a409b..d0a409b 100644
--- a/fr_ign/gg10_smv2.tif
+++ b/fr_ign/fr_ign_gg10_smv2.tif
diff --git a/fr_ign/ggg00_lsv2.tif b/fr_ign/fr_ign_ggg00_lsv2.tif
index 3468f2c..3468f2c 100644
--- a/fr_ign/ggg00_lsv2.tif
+++ b/fr_ign/fr_ign_ggg00_lsv2.tif
diff --git a/fr_ign/ggg00_mgv2.tif b/fr_ign/fr_ign_ggg00_mgv2.tif
index 799c993..799c993 100644
--- a/fr_ign/ggg00_mgv2.tif
+++ b/fr_ign/fr_ign_ggg00_mgv2.tif
diff --git a/fr_ign/ggg00_sbv2.tif b/fr_ign/fr_ign_ggg00_sbv2.tif
index b0401cf..b0401cf 100644
--- a/fr_ign/ggg00_sbv2.tif
+++ b/fr_ign/fr_ign_ggg00_sbv2.tif
diff --git a/fr_ign/ggg00_smv2.tif b/fr_ign/fr_ign_ggg00_smv2.tif
index 93d7608..93d7608 100644
--- a/fr_ign/ggg00_smv2.tif
+++ b/fr_ign/fr_ign_ggg00_smv2.tif
diff --git a/fr_ign/ggg00v2.tif b/fr_ign/fr_ign_ggg00v2.tif
index 6928ac7..6928ac7 100644
--- a/fr_ign/ggg00v2.tif
+++ b/fr_ign/fr_ign_ggg00v2.tif
diff --git a/fr_ign/ggguy15.tif b/fr_ign/fr_ign_ggguy15.tif
index 411dd8e..411dd8e 100644
--- a/fr_ign/ggguy15.tif
+++ b/fr_ign/fr_ign_ggguy15.tif
diff --git a/fr_ign/ggker08v2.tif b/fr_ign/fr_ign_ggker08v2.tif
index d93c29e..d93c29e 100644
--- a/fr_ign/ggker08v2.tif
+++ b/fr_ign/fr_ign_ggker08v2.tif
diff --git a/fr_ign/ggm00v2.tif b/fr_ign/fr_ign_ggm00v2.tif
index f79cb30..f79cb30 100644
--- a/fr_ign/ggm00v2.tif
+++ b/fr_ign/fr_ign_ggm00v2.tif
diff --git a/fr_ign/ggm04v1.tif b/fr_ign/fr_ign_ggm04v1.tif
index f8ed5fb..f8ed5fb 100644
--- a/fr_ign/ggm04v1.tif
+++ b/fr_ign/fr_ign_ggm04v1.tif
diff --git a/fr_ign/ggpf02-Bora.tif b/fr_ign/fr_ign_ggpf02-Bora.tif
index 4ea448d..4ea448d 100644
--- a/fr_ign/ggpf02-Bora.tif
+++ b/fr_ign/fr_ign_ggpf02-Bora.tif
diff --git a/fr_ign/ggpf02-Huahine.tif b/fr_ign/fr_ign_ggpf02-Huahine.tif
index cb5140f..cb5140f 100644
--- a/fr_ign/ggpf02-Huahine.tif
+++ b/fr_ign/fr_ign_ggpf02-Huahine.tif
diff --git a/fr_ign/ggpf02-Maiao.tif b/fr_ign/fr_ign_ggpf02-Maiao.tif
index e27dbbf..e27dbbf 100644
--- a/fr_ign/ggpf02-Maiao.tif
+++ b/fr_ign/fr_ign_ggpf02-Maiao.tif
diff --git a/fr_ign/ggpf02-Maupiti.tif b/fr_ign/fr_ign_ggpf02-Maupiti.tif
index be1b512..be1b512 100644
--- a/fr_ign/ggpf02-Maupiti.tif
+++ b/fr_ign/fr_ign_ggpf02-Maupiti.tif
diff --git a/fr_ign/ggpf02-Raiatea.tif b/fr_ign/fr_ign_ggpf02-Raiatea.tif
index a65f4ec..a65f4ec 100644
--- a/fr_ign/ggpf02-Raiatea.tif
+++ b/fr_ign/fr_ign_ggpf02-Raiatea.tif
diff --git a/fr_ign/ggpf02-Tahaa.tif b/fr_ign/fr_ign_ggpf02-Tahaa.tif
index 14cc9aa..14cc9aa 100644
--- a/fr_ign/ggpf02-Tahaa.tif
+++ b/fr_ign/fr_ign_ggpf02-Tahaa.tif
diff --git a/fr_ign/ggpf02-Tupai.tif b/fr_ign/fr_ign_ggpf02-Tupai.tif
index 13355e0..13355e0 100644
--- a/fr_ign/ggpf02-Tupai.tif
+++ b/fr_ign/fr_ign_ggpf02-Tupai.tif
diff --git a/fr_ign/ggpf05-HivaOa.tif b/fr_ign/fr_ign_ggpf05-HivaOa.tif
index b469330..b469330 100644
--- a/fr_ign/ggpf05-HivaOa.tif
+++ b/fr_ign/fr_ign_ggpf05-HivaOa.tif
diff --git a/fr_ign/ggpf05-Nuku.tif b/fr_ign/fr_ign_ggpf05-Nuku.tif
index 28282eb..28282eb 100644
--- a/fr_ign/ggpf05-Nuku.tif
+++ b/fr_ign/fr_ign_ggpf05-Nuku.tif
diff --git a/fr_ign/ggpf08-Fakarava.tif b/fr_ign/fr_ign_ggpf08-Fakarava.tif
index 34182a8..34182a8 100644
--- a/fr_ign/ggpf08-Fakarava.tif
+++ b/fr_ign/fr_ign_ggpf08-Fakarava.tif
diff --git a/fr_ign/ggpf08-Gambier.tif b/fr_ign/fr_ign_ggpf08-Gambier.tif
index 54390c8..54390c8 100644
--- a/fr_ign/ggpf08-Gambier.tif
+++ b/fr_ign/fr_ign_ggpf08-Gambier.tif
diff --git a/fr_ign/ggpf08-Hao.tif b/fr_ign/fr_ign_ggpf08-Hao.tif
index b55fad5..b55fad5 100644
--- a/fr_ign/ggpf08-Hao.tif
+++ b/fr_ign/fr_ign_ggpf08-Hao.tif
diff --git a/fr_ign/ggpf08-Mataiva.tif b/fr_ign/fr_ign_ggpf08-Mataiva.tif
index 7bcb705..7bcb705 100644
--- a/fr_ign/ggpf08-Mataiva.tif
+++ b/fr_ign/fr_ign_ggpf08-Mataiva.tif
diff --git a/fr_ign/ggpf08-Raivavae.tif b/fr_ign/fr_ign_ggpf08-Raivavae.tif
index c7bd25a..c7bd25a 100644
--- a/fr_ign/ggpf08-Raivavae.tif
+++ b/fr_ign/fr_ign_ggpf08-Raivavae.tif
diff --git a/fr_ign/ggpf08-Reao.tif b/fr_ign/fr_ign_ggpf08-Reao.tif
index 672df1a..672df1a 100644
--- a/fr_ign/ggpf08-Reao.tif
+++ b/fr_ign/fr_ign_ggpf08-Reao.tif
diff --git a/fr_ign/ggpf08-Rurutu.tif b/fr_ign/fr_ign_ggpf08-Rurutu.tif
index 2893a8f..2893a8f 100644
--- a/fr_ign/ggpf08-Rurutu.tif
+++ b/fr_ign/fr_ign_ggpf08-Rurutu.tif
diff --git a/fr_ign/ggpf08-Tikehau.tif b/fr_ign/fr_ign_ggpf08-Tikehau.tif
index 83e1d6a..83e1d6a 100644
--- a/fr_ign/ggpf08-Tikehau.tif
+++ b/fr_ign/fr_ign_ggpf08-Tikehau.tif
diff --git a/fr_ign/ggpf08-Tubuai.tif b/fr_ign/fr_ign_ggpf08-Tubuai.tif
index afed97f..afed97f 100644
--- a/fr_ign/ggpf08-Tubuai.tif
+++ b/fr_ign/fr_ign_ggpf08-Tubuai.tif
diff --git a/fr_ign/ggpf10-Moorea.tif b/fr_ign/fr_ign_ggpf10-Moorea.tif
index f2fd923..f2fd923 100644
--- a/fr_ign/ggpf10-Moorea.tif
+++ b/fr_ign/fr_ign_ggpf10-Moorea.tif
diff --git a/fr_ign/ggpf10-Tahiti.tif b/fr_ign/fr_ign_ggpf10-Tahiti.tif
index 1db7b2c..1db7b2c 100644
--- a/fr_ign/ggpf10-Tahiti.tif
+++ b/fr_ign/fr_ign_ggpf10-Tahiti.tif
diff --git a/fr_ign/ggspm06v1.tif b/fr_ign/fr_ign_ggspm06v1.tif
index 34d50f0..34d50f0 100644
--- a/fr_ign/ggspm06v1.tif
+++ b/fr_ign/fr_ign_ggspm06v1.tif
diff --git a/fr_ign/gr3df97a.tif b/fr_ign/fr_ign_gr3df97a.tif
index 36b9a77..36b9a77 100644
--- a/fr_ign/gr3df97a.tif
+++ b/fr_ign/fr_ign_gr3df97a.tif
diff --git a/fr_ign/ntf_r93.tif b/fr_ign/fr_ign_ntf_r93.tif
index 3d64159..3d64159 100644
--- a/fr_ign/ntf_r93.tif
+++ b/fr_ign/fr_ign_ntf_r93.tif
diff --git a/is_lmi/.github/README.md b/is_lmi/.github/README.md
index f4452fd..41e4b1f 120000
--- a/is_lmi/.github/README.md
+++ b/is_lmi/.github/README.md
@@ -1 +1 @@
-../README.is_lmi
\ No newline at end of file
+../is_lmi_README.txt
\ No newline at end of file
diff --git a/is_lmi/ISN2004_ISN2016.tif b/is_lmi/is_lmi_ISN2004_ISN2016.tif
index ac23bc2..ac23bc2 100644
--- a/is_lmi/ISN2004_ISN2016.tif
+++ b/is_lmi/is_lmi_ISN2004_ISN2016.tif
diff --git a/is_lmi/ISN93_ISN2016.tif b/is_lmi/is_lmi_ISN93_ISN2016.tif
index 8ff79d9..8ff79d9 100644
--- a/is_lmi/ISN93_ISN2016.tif
+++ b/is_lmi/is_lmi_ISN93_ISN2016.tif
diff --git a/is_lmi/ISN_vel_beta.tif b/is_lmi/is_lmi_ISN_vel_beta.tif
index cbf2731..cbf2731 100644
--- a/is_lmi/ISN_vel_beta.tif
+++ b/is_lmi/is_lmi_ISN_vel_beta.tif
diff --git a/is_lmi/Icegeoid_ISN2004.tif b/is_lmi/is_lmi_Icegeoid_ISN2004.tif
index 3f8de69..3f8de69 100644
--- a/is_lmi/Icegeoid_ISN2004.tif
+++ b/is_lmi/is_lmi_Icegeoid_ISN2004.tif
diff --git a/is_lmi/Icegeoid_ISN2016.tif b/is_lmi/is_lmi_Icegeoid_ISN2016.tif
index a83ba76..a83ba76 100644
--- a/is_lmi/Icegeoid_ISN2016.tif
+++ b/is_lmi/is_lmi_Icegeoid_ISN2016.tif
diff --git a/is_lmi/Icegeoid_ISN93.tif b/is_lmi/is_lmi_Icegeoid_ISN93.tif
index 7705564..7705564 100644
--- a/is_lmi/Icegeoid_ISN93.tif
+++ b/is_lmi/is_lmi_Icegeoid_ISN93.tif
diff --git a/is_lmi/README.is_lmi b/is_lmi/is_lmi_README.txt
index 72ae706..4a5776e 100644
--- a/is_lmi/README.is_lmi
+++ b/is_lmi/is_lmi_README.txt
@@ -1,4 +1,4 @@
-# README.is_lmi
+# is_lmi_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [National Land Survey of Iceland](https://atlas.lmi.is/LmiData/index.php?id=626468364600)
@@ -18,7 +18,7 @@ The transformation is designed so that the ISN2016 points should fit within 1-2
 
 Recommended to transform from ISN93 2D geodetic (EPSG:4659) to ISN2016 2D geodetic (EPSG:8086), also this transformation has code in EPSG Dataset (EPSG:9232)
 
-* ISN93_ISN2016.tif
+* is_lmi_ISN93_ISN2016.tif
 
 ### Iceland: ISN2004 -> ISN2016
 
@@ -33,7 +33,7 @@ The transformation is designed so that the ISN2016 points should fit within 1-2
 
 Recommended to transform from ISN2004 2D geodetic (EPSG:5324) to ISN2016 2D geodetic (EPSG:8086), also this transformation has code in EPSG Dataset (EPSG:9233)
 
-* ISN2004_ISN2016.tif
+* is_lmi_ISN2004_ISN2016.tif
 
 ### Iceland: ISN2004 ellipsoidal height  -> ISH2004 vertical datum
 
@@ -51,7 +51,7 @@ The horizontal grid coordinates are referenced to ISN2004
 
 See the `ISL` init-file for examples of use.
 
-* Icegeoid_ISN2004.tif 
+* is_lmi_Icegeoid_ISN2004.tif 
 
 ### Iceland: ISN93 ellipsoidal height  -> ISH2004 vertical datum
 
@@ -67,7 +67,7 @@ The horizontal grid coordinates are referenced to ISN93
 
 See the `ISL` init-file for examples of use.
 
-* Icegeoid_ISN93.tif
+* is_lmi_Icegeoid_ISN93.tif
 
 ### Iceland: ISN2016 ellipsoidal height  -> ISH2004 vertical datum
 
@@ -97,7 +97,7 @@ also transformation between different epochs within ITRF2014 frame.
 
 See the `ISL` init-file for examples of use.
 
-ISN_vel_beta.tif
+* is_lmi_ISN_vel_beta.tif
 
 ## Included init-files
 
diff --git a/nl_nsgi/.github/README.md b/nl_nsgi/.github/README.md
index e0dde89..41f4161 120000
--- a/nl_nsgi/.github/README.md
+++ b/nl_nsgi/.github/README.md
@@ -1 +1 @@
-../README.nl_nsgi
\ No newline at end of file
+../nl_nsgi_README.txt
\ No newline at end of file
diff --git a/nl_nsgi/README.nl_nsgi b/nl_nsgi/nl_nsgi_README.txt
index 68f45a3..d094a21 100644
--- a/nl_nsgi/README.nl_nsgi
+++ b/nl_nsgi/nl_nsgi_README.txt
@@ -1,4 +1,4 @@
-# README.nl_nsgi
+# nl_nsgi_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [NSGI](https://www.nsgi.nl/)
@@ -13,16 +13,16 @@ from [NSGI](https://www.nsgi.nl/)
 
 Variant 1:
 
-* rdcorr2018.tif
-* nlgeo2018.tif
+* nl_nsgi_rdcorr2018.tif
+* nl_nsgi_nlgeo2018.tif
 
 Recommended variant, applies the datum transformation as a separate step using
 a 3D similarity transformation.
 
 Variant 2:
 
-* rdtrans2018.tif
-* naptrans2018.tif
+* nl_nsgi_rdtrans2018.tif
+* nl_nsgi_naptrans2018.tif
 
 Includes the datum transformation in the correction grid and a different
 quasi-geoid grid for the height transformation.
diff --git a/nl_nsgi/naptrans2018.tif b/nl_nsgi/nl_nsgi_naptrans2018.tif
index 79fada3..79fada3 100644
--- a/nl_nsgi/naptrans2018.tif
+++ b/nl_nsgi/nl_nsgi_naptrans2018.tif
diff --git a/nl_nsgi/nlgeo2018.tif b/nl_nsgi/nl_nsgi_nlgeo2018.tif
index 1a774d3..1a774d3 100644
--- a/nl_nsgi/nlgeo2018.tif
+++ b/nl_nsgi/nl_nsgi_nlgeo2018.tif
diff --git a/nl_nsgi/rdcorr2018.tif b/nl_nsgi/nl_nsgi_rdcorr2018.tif
index c45f451..c45f451 100644
--- a/nl_nsgi/rdcorr2018.tif
+++ b/nl_nsgi/nl_nsgi_rdcorr2018.tif
diff --git a/nl_nsgi/rdtrans2018.tif b/nl_nsgi/nl_nsgi_rdtrans2018.tif
index d38bb83..d38bb83 100644
--- a/nl_nsgi/rdtrans2018.tif
+++ b/nl_nsgi/nl_nsgi_rdtrans2018.tif
diff --git a/nz_linz/.github/README.md b/nz_linz/.github/README.md
index f016c6e..f7130b3 120000
--- a/nz_linz/.github/README.md
+++ b/nz_linz/.github/README.md
@@ -1 +1 @@
-../README.nz_linz
\ No newline at end of file
+../nz_linz_README.txt
\ No newline at end of file
diff --git a/nz_linz/README.nz_linz b/nz_linz/nz_linz_README.txt
index b3d7c4e..d55943a 100644
--- a/nz_linz/README.nz_linz
+++ b/nz_linz/nz_linz_README.txt
@@ -1,4 +1,4 @@
-# README.nz_linz
+# nz_linz_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [Land Information New Zealand]
@@ -17,7 +17,7 @@ The New Zealand grids are published under the
 
 ### NZGD1949 to NZGD2000 transformation  
 
-*Filename*: nzgd2kgrid0005.tif  
+*Filename*: nz_linz_nzgd2kgrid0005.tif  
 *Reference*: https://www.linz.govt.nz/data/geodetic-system/coordinate-conversion/geodetic-datum-conversions/nzgd1949-nzgd2000
 
 Distortion grid to convert New Zealand Geodetic Datum 1949 longitude and latitude  
@@ -39,11 +39,11 @@ EPSG specified coordinate order for coordinate systems (latitude/longitude in th
 Two geoid grid files are included:
 
 *Geoid*: New Zealand Quasigeoid 2009  
-*Filename*: nzgeoid2009.tif  
+*Filename*: nz_linz_nzgeoid2009.tif  
 *Reference*: https://www.linz.govt.nz/data/geodetic-system/datums-projections-and-heights/vertical-datums/new-zealand-quasigeoid-2009-nzgeoid2009
 
 *Geoid*: New Zealand Quasigeoid 2016  
-*Filename*: nzgeoid2016.tif  
+*Filename*: nz_linz_nzgeoid2016.tif  
 *Reference*: https://www.linz.govt.nz/data/geodetic-system/datums-projections-and-heights/vertical-datums/new-zealand-quasigeoid-2016-nzgeoid2016
 
 These grids define the height of the New Zealand Quasigeoid relative to the ellipsoidal  
@@ -91,43 +91,43 @@ the corresponding local vertical datum shift.
 The following grids are available:
 
 *Local vertical datum*: Auckland 1946  
-*Filename*: auckht1946-nzvd2016.tif
+*Filename*: nz_linz_auckht1946-nzvd2016.tif
 
 *Local vertical datum*: Bluff 1955  
-*Filename*: blufht1955-nzvd2016.tif
+*Filename*: nz_linz_blufht1955-nzvd2016.tif
 
 *Local vertical datum*: Dunedin 1958  
-*Filename*: duneht1958-nzvd2016.tif
+*Filename*: nz_linz_duneht1958-nzvd2016.tif
 
 *Local vertical datum*: Dunedin-Bluff 1960  
-*Filename*: dublht1960-nzvd2016.tif
+*Filename*: nz_linz_dublht1960-nzvd2016.tif
 
 *Local vertical datum*: Gisborne 1926  
-*Filename*: gisbht1926-nzvd2016.tif
+*Filename*: nz_linz_gisbht1926-nzvd2016.tif
 
 *Local vertical datum*: Lyttelton 1937  
-*Filename*: lyttht1937-nzvd2016.tif
+*Filename*: nz_linz_lyttht1937-nzvd2016.tif
 
 *Local vertical datum*: Moturiki 1953  
-*Filename*: motuht1953-nzvd2016.tif
+*Filename*: nz_linz_motuht1953-nzvd2016.tif
 
 *Local vertical datum*: Napier 1962  
-*Filename*: napiht1962-nzvd2016.tif
+*Filename*: nz_linz_napiht1962-nzvd2016.tif
 
 *Local vertical datum*: Nelson 1955  
-*Filename*: nelsht1955-nzvd2016.tif
+*Filename*: nz_linz_nelsht1955-nzvd2016.tif
 
 *Local vertical datum*: One Tree Point 1964  
-*Filename*: ontpht1964-nzvd2016.tif
+*Filename*: nz_linz_ontpht1964-nzvd2016.tif
 
 *Local vertical datum*: Stewart Island 1977  
-*Filename*: stisht1977-nzvd2016.tif
+*Filename*: nz_linz_stisht1977-nzvd2016.tif
 
 *Local vertical datum*: Taranaki 1970  
-*Filename*: taraht1970-nzvd2016.tif
+*Filename*: nz_linz_taraht1970-nzvd2016.tif
 
 *Local vertical datum*: Wellington 1953  
-*Filename*: wellht1953-nzvd2016.tif
+*Filename*: nz_linz_wellht1953-nzvd2016.tif
 
 #### Usage
 
diff --git a/nz_linz/auckht1946-nzvd2016.tif b/nz_linz/nz_linz_auckht1946-nzvd2016.tif
index 397c90a..397c90a 100644
--- a/nz_linz/auckht1946-nzvd2016.tif
+++ b/nz_linz/nz_linz_auckht1946-nzvd2016.tif
diff --git a/nz_linz/blufht1955-nzvd2016.tif b/nz_linz/nz_linz_blufht1955-nzvd2016.tif
index fd6906b..fd6906b 100644
--- a/nz_linz/blufht1955-nzvd2016.tif
+++ b/nz_linz/nz_linz_blufht1955-nzvd2016.tif
diff --git a/nz_linz/dublht1960-nzvd2016.tif b/nz_linz/nz_linz_dublht1960-nzvd2016.tif
index 787bb66..787bb66 100644
--- a/nz_linz/dublht1960-nzvd2016.tif
+++ b/nz_linz/nz_linz_dublht1960-nzvd2016.tif
diff --git a/nz_linz/duneht1958-nzvd2016.tif b/nz_linz/nz_linz_duneht1958-nzvd2016.tif
index 0971d86..0971d86 100644
--- a/nz_linz/duneht1958-nzvd2016.tif
+++ b/nz_linz/nz_linz_duneht1958-nzvd2016.tif
diff --git a/nz_linz/gisbht1926-nzvd2016.tif b/nz_linz/nz_linz_gisbht1926-nzvd2016.tif
index 53fe78a..53fe78a 100644
--- a/nz_linz/gisbht1926-nzvd2016.tif
+++ b/nz_linz/nz_linz_gisbht1926-nzvd2016.tif
diff --git a/nz_linz/lyttht1937-nzvd2016.tif b/nz_linz/nz_linz_lyttht1937-nzvd2016.tif
index b37603f..b37603f 100644
--- a/nz_linz/lyttht1937-nzvd2016.tif
+++ b/nz_linz/nz_linz_lyttht1937-nzvd2016.tif
diff --git a/nz_linz/motuht1953-nzvd2016.tif b/nz_linz/nz_linz_motuht1953-nzvd2016.tif
index 74cc882..74cc882 100644
--- a/nz_linz/motuht1953-nzvd2016.tif
+++ b/nz_linz/nz_linz_motuht1953-nzvd2016.tif
diff --git a/nz_linz/napiht1962-nzvd2016.tif b/nz_linz/nz_linz_napiht1962-nzvd2016.tif
index 19f1c0b..19f1c0b 100644
--- a/nz_linz/napiht1962-nzvd2016.tif
+++ b/nz_linz/nz_linz_napiht1962-nzvd2016.tif
diff --git a/nz_linz/nelsht1955-nzvd2016.tif b/nz_linz/nz_linz_nelsht1955-nzvd2016.tif
index 7d67dba..7d67dba 100644
--- a/nz_linz/nelsht1955-nzvd2016.tif
+++ b/nz_linz/nz_linz_nelsht1955-nzvd2016.tif
diff --git a/nz_linz/nzgd2kgrid0005.tif b/nz_linz/nz_linz_nzgd2kgrid0005.tif
index 3f9a875..3f9a875 100644
--- a/nz_linz/nzgd2kgrid0005.tif
+++ b/nz_linz/nz_linz_nzgd2kgrid0005.tif
diff --git a/nz_linz/nzgeoid2009.tif b/nz_linz/nz_linz_nzgeoid2009.tif
index 0f3f259..0f3f259 100644
--- a/nz_linz/nzgeoid2009.tif
+++ b/nz_linz/nz_linz_nzgeoid2009.tif
diff --git a/nz_linz/nzgeoid2016.tif b/nz_linz/nz_linz_nzgeoid2016.tif
index a7aa10a..a7aa10a 100644
--- a/nz_linz/nzgeoid2016.tif
+++ b/nz_linz/nz_linz_nzgeoid2016.tif
diff --git a/nz_linz/ontpht1964-nzvd2016.tif b/nz_linz/nz_linz_ontpht1964-nzvd2016.tif
index d4360eb..d4360eb 100644
--- a/nz_linz/ontpht1964-nzvd2016.tif
+++ b/nz_linz/nz_linz_ontpht1964-nzvd2016.tif
diff --git a/nz_linz/stisht1977-nzvd2016.tif b/nz_linz/nz_linz_stisht1977-nzvd2016.tif
index 26b9e7f..26b9e7f 100644
--- a/nz_linz/stisht1977-nzvd2016.tif
+++ b/nz_linz/nz_linz_stisht1977-nzvd2016.tif
diff --git a/nz_linz/taraht1970-nzvd2016.tif b/nz_linz/nz_linz_taraht1970-nzvd2016.tif
index d04b399..d04b399 100644
--- a/nz_linz/taraht1970-nzvd2016.tif
+++ b/nz_linz/nz_linz_taraht1970-nzvd2016.tif
diff --git a/nz_linz/wellht1953-nzvd2016.tif b/nz_linz/nz_linz_wellht1953-nzvd2016.tif
index 20782bd..20782bd 100644
--- a/nz_linz/wellht1953-nzvd2016.tif
+++ b/nz_linz/nz_linz_wellht1953-nzvd2016.tif
diff --git a/pt_dgt/.github/README.md b/pt_dgt/.github/README.md
index ae947f6..3b7cc11 120000
--- a/pt_dgt/.github/README.md
+++ b/pt_dgt/.github/README.md
@@ -1 +1 @@
-../README.pt_dgt
\ No newline at end of file
+../pt_dgt_README.txt
\ No newline at end of file
diff --git a/pt_dgt/D73_ETRS89_geo.tif b/pt_dgt/pt_dgt_D73_ETRS89_geo.tif
index 1e44b7c..1e44b7c 100644
--- a/pt_dgt/D73_ETRS89_geo.tif
+++ b/pt_dgt/pt_dgt_D73_ETRS89_geo.tif
diff --git a/pt_dgt/DLx_ETRS89_geo.tif b/pt_dgt/pt_dgt_DLx_ETRS89_geo.tif
index 1fc239a..1fc239a 100644
--- a/pt_dgt/DLx_ETRS89_geo.tif
+++ b/pt_dgt/pt_dgt_DLx_ETRS89_geo.tif
diff --git a/pt_dgt/README.pt_dgt b/pt_dgt/pt_dgt_README.txt
index c5ac092..609579e 100644
--- a/pt_dgt/README.pt_dgt
+++ b/pt_dgt/pt_dgt_README.txt
@@ -1,4 +1,4 @@
-# README.pt_dgt
+# pt_dgt_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [DG Territorio](http://www.dgterritorio.pt/)
@@ -18,7 +18,7 @@ Derived from 1129 common stations in the national geodetic network.
 Residuals at 130 further test points average 0.09m, maximum 0.30m.
 Recommended to transform from Portuguese Lisbon Datum (EPSG:20790) to ETRS89 in Portugal (EPSG:3763).
 
-* DLx_ETRS89_geo.tif
+* pt_dgt_DLx_ETRS89_geo.tif
 
 ### Portugal: Datum 73 -> ETRS89
 
@@ -33,4 +33,4 @@ Derived from 1129 common stations in the national geodetic network.
 Residuals at 130 further test points average 0.06m, maximum 0.16m.
 Recommended to transform from Portuguese Datum 73 (EPSG:27493) to ETRS89 in Portugal (EPSG:3763).
 
-* D73_ETRS89_geo.tif
+* pt_dgt_D73_ETRS89_geo.tif
diff --git a/se_lantmateriet/.github/README.md b/se_lantmateriet/.github/README.md
index 3f35c37..fbe058a 120000
--- a/se_lantmateriet/.github/README.md
+++ b/se_lantmateriet/.github/README.md
@@ -1 +1 @@
-../README.se_lantmateriet
\ No newline at end of file
+../se_lantmateriet_README.txt
\ No newline at end of file
diff --git a/se_lantmateriet/README.se_lantmateriet b/se_lantmateriet/se_lantmateriet_README.txt
index 575b1bf..8bab45d 100644
--- a/se_lantmateriet/README.se_lantmateriet
+++ b/se_lantmateriet/se_lantmateriet_README.txt
@@ -1,4 +1,4 @@
-# README.se_landmateriet
+# se_landmateriet_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [Lantmäteriet](https://www.lantmateriet.se)
@@ -16,4 +16,4 @@ transitions from heights above sea level in RH 2000 (EPSG:5613) to heights above
 ellipsoid in SWEREF 99 (EPSG:4377). The RH 2000 height system is used on Swedish mainland, Öland
 and Gotland islands.
 
-* SWEN17_RH2000.tif
+* se_landmateriet_SWEN17_RH2000.tif
diff --git a/se_lantmateriet/SWEN17_RH2000.tif b/se_lantmateriet/se_lantmateriet_SWEN17_RH2000.tif
index cff9826..cff9826 100644
--- a/se_lantmateriet/SWEN17_RH2000.tif
+++ b/se_lantmateriet/se_lantmateriet_SWEN17_RH2000.tif
diff --git a/travis/expected_main.lst b/travis/expected_main.lst
index 6a4ad74..65af947 100644
--- a/travis/expected_main.lst
+++ b/travis/expected_main.lst
@@ -1,272 +1,272 @@
-100800401.tif
-A66_National_13_09_01.tif
-ABCSRSV4.tif
-alaska.tif
-alhpgn.tif
-arhpgn.tif
-AT_GIS_GRID.tif
-auckht1946-nzvd2016.tif
-AUSGeoid09_V1.01.tif
-AUSGeoid2020_20180201.tif
-AUSGeoid98.tif
-azhpgn.tif
-BC_27_05.tif
-BC_93_05.tif
-bd72lb72_etrs89lb08.tif
-BETA2007.tif
-blufht1955-nzvd2016.tif
-BWTA2017.tif
-c1hpgn.tif
-c2hpgn.tif
-CGG2013ai08.tif
-CGG2013an83.tif
-CGG2013i08.tif
-CGG2013n83.tif
-CGVD2013RGSPM06.tif
-CHENyx06a.tif
-CHENyx06_ETRS.tif
-cnhpgn.tif
-cohpgn.tif
-conus.tif
-cq77na83.tif
-CQ77SCRS.tif
-CRD27_00.tif
-CRD93_00.tif
-cshpgn.tif
-D73_ETRS89_geo.tif
+at_bev_AT_GIS_GRID.tif
+at_bev_README.txt
+au_ga_AUSGeoid09_V1.01.tif
+au_ga_AUSGeoid2020_20180201.tif
+au_ga_AUSGeoid98.tif
+au_ga_README.txt
+au_icsm_A66_National_13_09_01.tif
+au_icsm_GDA94_GDA2020_conformal_and_distortion.tif
+au_icsm_GDA94_GDA2020_conformal_christmas_island.tif
+au_icsm_GDA94_GDA2020_conformal_cocos_island.tif
+au_icsm_GDA94_GDA2020_conformal.tif
+au_icsm_National_84_02_07_01.tif
+au_icsm_README.txt
+be_ign_bd72lb72_etrs89lb08.tif
+be_ign_README.txt
+ca_nrc_ABCSRSV4.tif
+ca_nrc_BC_27_05.tif
+ca_nrc_BC_93_05.tif
+ca_nrc_CGG2013ai08.tif
+ca_nrc_CGG2013an83.tif
+ca_nrc_CGG2013i08.tif
+ca_nrc_CGG2013n83.tif
+ca_nrc_CQ77SCRS.tif
+ca_nrc_CRD27_00.tif
+ca_nrc_CRD93_00.tif
+ca_nrc_GS7783.tif
+ca_nrc_HT2_2010v70.tif
+ca_nrc_MAY76V20.tif
+ca_nrc_NA27SCRS.tif
+ca_nrc_NA83SCRS.tif
+ca_nrc_NAD83v6VG.tif
+ca_nrc_NAD83v70VG.tif
+ca_nrc_NB2783v2.tif
+ca_nrc_NB7783v2.tif
+ca_nrc_NS778302.tif
+ca_nrc_ntv1_can.tif
+ca_nrc_ntv2_0.tif
+ca_nrc_NVI93_05.tif
+ca_nrc_ON27CSv1.tif
+ca_nrc_ON76CSv1.tif
+ca_nrc_ON83CSv1.tif
+ca_nrc_PE7783V2.tif
+ca_nrc_README.txt
+ca_nrc_SK27-98.tif
+ca_nrc_SK83-98.tif
+ca_nrc_TO27CSv1.tif
+ca_que_mern_cq77na83.tif
+ca_que_mern_na27na83.tif
+ca_que_mern_README.txt
+ch_swisstopo_CHENyx06a.tif
+ch_swisstopo_CHENyx06_ETRS.tif
+ch_swisstopo_README.txt
+de_adv_BETA2007.tif
+de_adv_README.txt
+de_geosn_NTv2_SN.tif
+de_geosn_README.txt
+de_lgl_bw_BWTA2017.tif
+de_lgl_bw_README.txt
+de_lgvl_saarland_README.txt
+de_lgvl_saarland_SeTa2016.tif
 DK
 DK_bornholm.pol
 DK_bridges.pol
 DK_general.pol
 DK_jutland.pol
+dk_sdfe_dnn.tif
+dk_sdfe_dvr90.tif
+dk_sdfe_fvr09.tif
+dk_sdfe_gvr2000.tif
+dk_sdfe_gvr2016.tif
+dk_sdfe_README.txt
 DK_zealand.pol
-DLx_ETRS89_geo.tif
-dnn.tif
-dublht1960-nzvd2016.tif
-duneht1958-nzvd2016.tif
-dvr90.tif
-egm08_25.tif
-egm96_15.tif
-emhpgn.tif
-eshpgn.tif
-ethpgn.tif
-flhpgn.tif
-FL.tif
+es_cat_icgc_100800401.tif
+es_cat_icgc_README.txt
+eur_nkg_nkgrf03vel_realigned.tif
+eur_nkg_README.txt
 FO
 FO_fk89.pol
-fvr09.tif
-g1999a01.tif
-g1999a02.tif
-g1999a03.tif
-g1999a04.tif
-g1999h01.tif
-g1999p01.tif
-g1999u01.tif
-g1999u02.tif
-g1999u03.tif
-g1999u04.tif
-g1999u05.tif
-g1999u06.tif
-g1999u07.tif
-g1999u08.tif
-g2003a01.tif
-g2003a02.tif
-g2003a03.tif
-g2003a04.tif
-g2003h01.tif
-g2003p01.tif
-g2009g01.tif
-g2009h01.tif
-g2009p01.tif
-g2009s01.tif
-g2012ba0.tif
-g2012bg0.tif
-g2012bh0.tif
-g2012bp0.tif
-g2012bs0.tif
-g2012bu0.tif
-g2018p0.tif
-g2018u0.tif
-gahpgn.tif
-GDA94_GDA2020_conformal_and_distortion.tif
-GDA94_GDA2020_conformal_christmas_island.tif
-GDA94_GDA2020_conformal_cocos_island.tif
-GDA94_GDA2020_conformal.tif
-geoid03_conus.tif
-geoid06_ak.tif
-geoid09_ak.tif
-geoid09_conus.tif
-gg10_sbv2.tif
-gg10_smv2.tif
-ggg00_lsv2.tif
-ggg00_mgv2.tif
-ggg00_sbv2.tif
-ggg00_smv2.tif
-ggg00v2.tif
-ggguy15.tif
-ggker08v2.tif
-ggm00v2.tif
-ggm04v1.tif
-ggpf02-Bora.tif
-ggpf02-Huahine.tif
-ggpf02-Maiao.tif
-ggpf02-Maupiti.tif
-ggpf02-Raiatea.tif
-ggpf02-Tahaa.tif
-ggpf02-Tupai.tif
-ggpf05-HivaOa.tif
-ggpf05-Nuku.tif
-ggpf08-Fakarava.tif
-ggpf08-Gambier.tif
-ggpf08-Hao.tif
-ggpf08-Mataiva.tif
-ggpf08-Raivavae.tif
-ggpf08-Reao.tif
-ggpf08-Rurutu.tif
-ggpf08-Tikehau.tif
-ggpf08-Tubuai.tif
-ggpf10-Moorea.tif
-ggpf10-Tahiti.tif
-ggspm06v1.tif
-gisbht1926-nzvd2016.tif
-gr3df97a.tif
-GS7783.tif
-guhpgn.tif
-gvr2000.tif
-gvr2016.tif
-hawaii.tif
-hihpgn.tif
-HT2_2010v70.tif
-iahpgn.tif
-Icegeoid_ISN2004.tif
-Icegeoid_ISN2016.tif
-Icegeoid_ISN93.tif
-ilhpgn.tif
-inhpgn.tif
+fr_ign_CGVD2013RGSPM06.tif
+fr_ign_gg10_sbv2.tif
+fr_ign_gg10_smv2.tif
+fr_ign_ggg00_lsv2.tif
+fr_ign_ggg00_mgv2.tif
+fr_ign_ggg00_sbv2.tif
+fr_ign_ggg00_smv2.tif
+fr_ign_ggg00v2.tif
+fr_ign_ggguy15.tif
+fr_ign_ggker08v2.tif
+fr_ign_ggm00v2.tif
+fr_ign_ggm04v1.tif
+fr_ign_ggpf02-Bora.tif
+fr_ign_ggpf02-Huahine.tif
+fr_ign_ggpf02-Maiao.tif
+fr_ign_ggpf02-Maupiti.tif
+fr_ign_ggpf02-Raiatea.tif
+fr_ign_ggpf02-Tahaa.tif
+fr_ign_ggpf02-Tupai.tif
+fr_ign_ggpf05-HivaOa.tif
+fr_ign_ggpf05-Nuku.tif
+fr_ign_ggpf08-Fakarava.tif
+fr_ign_ggpf08-Gambier.tif
+fr_ign_ggpf08-Hao.tif
+fr_ign_ggpf08-Mataiva.tif
+fr_ign_ggpf08-Raivavae.tif
+fr_ign_ggpf08-Reao.tif
+fr_ign_ggpf08-Rurutu.tif
+fr_ign_ggpf08-Tikehau.tif
+fr_ign_ggpf08-Tubuai.tif
+fr_ign_ggpf10-Moorea.tif
+fr_ign_ggpf10-Tahiti.tif
+fr_ign_ggspm06v1.tif
+fr_ign_gr3df97a.tif
+fr_ign_ntf_r93.tif
+fr_ign_RAC09.tif
+fr_ign_RAF09.tif
+fr_ign_RAF18.tif
+fr_ign_RAGTBT2016.tif
+fr_ign_RALD2016.tif
+fr_ign_RALDW842016.tif
+fr_ign_RALS2016.tif
+fr_ign_RAMART2016.tif
+fr_ign_RAMG2016.tif
+fr_ign_RAR07_bl.tif
+fr_ign_RASPM2018.tif
+fr_ign_README.txt
 ISL
-ISN2004_ISN2016.tif
-ISN93_ISN2016.tif
-ISN_vel_beta.tif
-kshpgn.tif
-kyhpgn.tif
-lahpgn.tif
-lyttht1937-nzvd2016.tif
-MAY76V20.tif
-mdhpgn.tif
-MD.tif
-mehpgn.tif
-mihpgn.tif
-mnhpgn.tif
-mohpgn.tif
-motuht1953-nzvd2016.tif
-mshpgn.tif
-na27na83.tif
-NA27SCRS.tif
-NA83SCRS.tif
-NAD83v6VG.tif
-NAD83v70VG.tif
-napiht1962-nzvd2016.tif
-naptrans2018.tif
-National_84_02_07_01.tif
-NB2783v2.tif
-NB7783v2.tif
-nbhpgn.tif
-nchpgn.tif
-ndhpgn.tif
-nehpgn.tif
-nelsht1955-nzvd2016.tif
-njhpgn.tif
+is_lmi_Icegeoid_ISN2004.tif
+is_lmi_Icegeoid_ISN2016.tif
+is_lmi_Icegeoid_ISN93.tif
+is_lmi_ISN2004_ISN2016.tif
+is_lmi_ISN93_ISN2016.tif
+is_lmi_ISN_vel_beta.tif
+is_lmi_README.txt
 NKG
-nkgrf03vel_realigned.tif
-nlgeo2018.tif
-nmhpgn.tif
-NS778302.tif
-ntf_r93.tif
-ntv1_can.tif
-ntv2_0.tif
-NTv2_SN.tif
-nvhpgn.tif
-NVI93_05.tif
-nyhpgn.tif
-nzgd2kgrid0005.tif
-nzgeoid2009.tif
-nzgeoid2016.tif
-ohhpgn.tif
-okhpgn.tif
-ON27CSv1.tif
-ON76CSv1.tif
-ON83CSv1.tif
-ontpht1964-nzvd2016.tif
-OSGM15_Belfast.tif
-OSGM15_Malin.tif
-OSTN15_NTv2_OSGBtoETRS.tif
-pahpgn.tif
-PE7783V2.tif
-prvi.tif
-pvhpgn.tif
-RAC09.tif
-RAF09.tif
-RAF18.tif
-RAGTBT2016.tif
-RALD2016.tif
-RALDW842016.tif
-RALS2016.tif
-RAMART2016.tif
-RAMG2016.tif
-RAR07_bl.tif
-RASPM2018.tif
-rdcorr2018.tif
-rdtrans2018.tif
-README.at_bev
-README.au_ga
-README.au_icsm
-README.be_ign
-README.ca_nrc
-README.ca_que_mern
-README.ch_swisstopo
+nl_nsgi_naptrans2018.tif
+nl_nsgi_nlgeo2018.tif
+nl_nsgi_rdcorr2018.tif
+nl_nsgi_rdtrans2018.tif
+nl_nsgi_README.txt
+nz_linz_auckht1946-nzvd2016.tif
+nz_linz_blufht1955-nzvd2016.tif
+nz_linz_dublht1960-nzvd2016.tif
+nz_linz_duneht1958-nzvd2016.tif
+nz_linz_gisbht1926-nzvd2016.tif
+nz_linz_lyttht1937-nzvd2016.tif
+nz_linz_motuht1953-nzvd2016.tif
+nz_linz_napiht1962-nzvd2016.tif
+nz_linz_nelsht1955-nzvd2016.tif
+nz_linz_nzgd2kgrid0005.tif
+nz_linz_nzgeoid2009.tif
+nz_linz_nzgeoid2016.tif
+nz_linz_ontpht1964-nzvd2016.tif
+nz_linz_README.txt
+nz_linz_stisht1977-nzvd2016.tif
+nz_linz_taraht1970-nzvd2016.tif
+nz_linz_wellht1953-nzvd2016.tif
+pt_dgt_D73_ETRS89_geo.tif
+pt_dgt_DLx_ETRS89_geo.tif
+pt_dgt_README.txt
 README.DATUMGRID
-README.de_adv
-README.de_geosn
-README.de_lgl_bw
-README.de_lgvl_saarland
-README.dk_sdfe
-README.es_cat_icgc
-README.eur_nkg
-README.fr_ign
-README.is_lmi
-README.nl_nsgi
-README.nz_linz
-README.pt_dgt
-README.se_lantmateriet
-README.uk_os
-README.us_nga
-README.us_noaa
-schpgn.tif
-sdhpgn.tif
-SeTa2016.tif
-SK27-98.tif
-SK83-98.tif
-stgeorge.tif
-stisht1977-nzvd2016.tif
-stlrnc.tif
-stpaul.tif
-SWEN17_RH2000.tif
-taraht1970-nzvd2016.tif
-tnhpgn.tif
-TN.tif
-TO27CSv1.tif
-uthpgn.tif
-vahpgn.tif
-vertconc.tif
-vertcone.tif
-vertconw.tif
-wellht1953-nzvd2016.tif
-wihpgn.tif
-WI.tif
-wmhpgn.tif
-wohpgn.tif
-WO.tif
-wshpgn.tif
-wthpgn.tif
-wvhpgn.tif
-wyhpgn.tif
+se_lantmateriet_README.txt
+se_lantmateriet_SWEN17_RH2000.tif
+uk_os_OSGM15_Belfast.tif
+uk_os_OSGM15_Malin.tif
+uk_os_OSTN15_NTv2_OSGBtoETRS.tif
+uk_os_README.txt
+us_nga_egm08_25.tif
+us_nga_egm96_15.tif
+us_nga_README.txt
+us_noaa_alaska.tif
+us_noaa_alhpgn.tif
+us_noaa_arhpgn.tif
+us_noaa_azhpgn.tif
+us_noaa_c1hpgn.tif
+us_noaa_c2hpgn.tif
+us_noaa_cnhpgn.tif
+us_noaa_cohpgn.tif
+us_noaa_conus.tif
+us_noaa_cshpgn.tif
+us_noaa_emhpgn.tif
+us_noaa_eshpgn.tif
+us_noaa_ethpgn.tif
+us_noaa_flhpgn.tif
+us_noaa_FL.tif
+us_noaa_g1999a01.tif
+us_noaa_g1999a02.tif
+us_noaa_g1999a03.tif
+us_noaa_g1999a04.tif
+us_noaa_g1999h01.tif
+us_noaa_g1999p01.tif
+us_noaa_g1999u01.tif
+us_noaa_g1999u02.tif
+us_noaa_g1999u03.tif
+us_noaa_g1999u04.tif
+us_noaa_g1999u05.tif
+us_noaa_g1999u06.tif
+us_noaa_g1999u07.tif
+us_noaa_g1999u08.tif
+us_noaa_g2003a01.tif
+us_noaa_g2003a02.tif
+us_noaa_g2003a03.tif
+us_noaa_g2003a04.tif
+us_noaa_g2003h01.tif
+us_noaa_g2003p01.tif
+us_noaa_g2009g01.tif
+us_noaa_g2009h01.tif
+us_noaa_g2009p01.tif
+us_noaa_g2009s01.tif
+us_noaa_g2012ba0.tif
+us_noaa_g2012bg0.tif
+us_noaa_g2012bh0.tif
+us_noaa_g2012bp0.tif
+us_noaa_g2012bs0.tif
+us_noaa_g2012bu0.tif
+us_noaa_g2018p0.tif
+us_noaa_g2018u0.tif
+us_noaa_gahpgn.tif
+us_noaa_geoid03_conus.tif
+us_noaa_geoid06_ak.tif
+us_noaa_geoid09_ak.tif
+us_noaa_geoid09_conus.tif
+us_noaa_guhpgn.tif
+us_noaa_hawaii.tif
+us_noaa_hihpgn.tif
+us_noaa_iahpgn.tif
+us_noaa_ilhpgn.tif
+us_noaa_inhpgn.tif
+us_noaa_kshpgn.tif
+us_noaa_kyhpgn.tif
+us_noaa_lahpgn.tif
+us_noaa_mdhpgn.tif
+us_noaa_MD.tif
+us_noaa_mehpgn.tif
+us_noaa_mihpgn.tif
+us_noaa_mnhpgn.tif
+us_noaa_mohpgn.tif
+us_noaa_mshpgn.tif
+us_noaa_nbhpgn.tif
+us_noaa_nchpgn.tif
+us_noaa_ndhpgn.tif
+us_noaa_nehpgn.tif
+us_noaa_njhpgn.tif
+us_noaa_nmhpgn.tif
+us_noaa_nvhpgn.tif
+us_noaa_nyhpgn.tif
+us_noaa_ohhpgn.tif
+us_noaa_okhpgn.tif
+us_noaa_pahpgn.tif
+us_noaa_prvi.tif
+us_noaa_pvhpgn.tif
+us_noaa_README.txt
+us_noaa_schpgn.tif
+us_noaa_sdhpgn.tif
+us_noaa_stgeorge.tif
+us_noaa_stlrnc.tif
+us_noaa_stpaul.tif
+us_noaa_tnhpgn.tif
+us_noaa_TN.tif
+us_noaa_uthpgn.tif
+us_noaa_vahpgn.tif
+us_noaa_vertconc.tif
+us_noaa_vertcone.tif
+us_noaa_vertconw.tif
+us_noaa_wihpgn.tif
+us_noaa_WI.tif
+us_noaa_wmhpgn.tif
+us_noaa_wohpgn.tif
+us_noaa_WO.tif
+us_noaa_wshpgn.tif
+us_noaa_wthpgn.tif
+us_noaa_wvhpgn.tif
+us_noaa_wyhpgn.tif
diff --git a/uk_os/.github/README.md b/uk_os/.github/README.md
index e7f4e67..78e6dd1 120000
--- a/uk_os/.github/README.md
+++ b/uk_os/.github/README.md
@@ -1 +1 @@
-../README.uk_os
\ No newline at end of file
+../uk_os_README.txt
\ No newline at end of file
diff --git a/uk_os/OSGM15_Belfast.tif b/uk_os/uk_os_OSGM15_Belfast.tif
index 018c37b..018c37b 100644
--- a/uk_os/OSGM15_Belfast.tif
+++ b/uk_os/uk_os_OSGM15_Belfast.tif
diff --git a/uk_os/OSGM15_Malin.tif b/uk_os/uk_os_OSGM15_Malin.tif
index b62bee9..b62bee9 100644
--- a/uk_os/OSGM15_Malin.tif
+++ b/uk_os/uk_os_OSGM15_Malin.tif
diff --git a/uk_os/OSTN15_NTv2_OSGBtoETRS.tif b/uk_os/uk_os_OSTN15_NTv2_OSGBtoETRS.tif
index 3669417..3669417 100644
--- a/uk_os/OSTN15_NTv2_OSGBtoETRS.tif
+++ b/uk_os/uk_os_OSTN15_NTv2_OSGBtoETRS.tif
diff --git a/uk_os/README.uk_os b/uk_os/uk_os_README.txt
index 101c87d..15a5271 100644
--- a/uk_os/README.uk_os
+++ b/uk_os/uk_os_README.txt
@@ -1,4 +1,4 @@
-# README.uk_os
+# uk_os_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [Ordnance Survey](https://www.ordnancesurvey.co.uk)
@@ -15,7 +15,7 @@ Vertical transformation for Geoid model OSGM15, Malin head datum (EPSG:5731). Us
 transformation from OSGM15 orthometric heights to WGS84/ETRS89 ellipsoidal heights.
 The Malin Head datum is used in the Republic of Ireland.
 
-* OSGM15_Malin.tif
+* uk_os_OSGM15_Malin.tif
 
 ### Northern Ireland: OSGM15 height, Belfast height -> ETRS89 ellipsoidal heights
 
@@ -27,7 +27,7 @@ Vertical transformation for Geoid model OSGM15, Belfast datum (EPSG:5732). Used
 transformation from OSGM15 orthometric heights to WGS84/ETRS89 ellipsoidal heights.
 The Belfast datum is used in the Northern Ireland.
 
-* OSGM15_Belfast.tif
+* uk_os_OSGM15_Belfast.tif
 
 ### United Kingdom: OSGB36 -> ETRS89
 
@@ -43,4 +43,4 @@ OSGB36 National Grid coordinates of the point (if different) will be wrong, by d
 two coordinates (new and archived) will agree on average to better than 0.1m (0.1m rmse, 68%
 probability).
 
-* OSTN15_NTv2_OSGBtoETRS.tif
+* uk_os_OSTN15_NTv2_OSGBtoETRS.tif
diff --git a/us_nga/.github/README.md b/us_nga/.github/README.md
index a728266..c0999cd 120000
--- a/us_nga/.github/README.md
+++ b/us_nga/.github/README.md
@@ -1 +1 @@
-../README.us_nga
\ No newline at end of file
+../us_nga_README.txt
\ No newline at end of file
diff --git a/us_nga/README.us_nga b/us_nga/us_nga_README.txt
index 5050916..90b3f95 100644
--- a/us_nga/README.us_nga
+++ b/us_nga/us_nga_README.txt
@@ -1,4 +1,4 @@
-# README.us_nga
+# us_nga_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [US NGA](http://earth-info.nga.mil)
@@ -13,7 +13,7 @@ from [US NGA](http://earth-info.nga.mil)
 
 15 minute worldwide geoid undulation grid that transforms physical heights to WGS84 ellipsoidal heights.
 
-* egm96_15.tif
+* us_nga_egm96_15.tif
 
 ### Vertical grid: EGM2008 geoid model
 
@@ -27,4 +27,4 @@ This file has been produced by [GeographicLib](https://geographiclib.sourceforge
 using the EGM2008 gravity model and can be regenerated with the
 [build_egm08_25_gtx.sh](https://raw.githubusercontent.com/OSGeo/proj-datumgrid/master/world/build_egm08_25_gtx.sh) script.
 
-* egm08_25.tif
+* us_nga_egm08_25.tif
diff --git a/us_nga/egm08_25.tif b/us_nga/us_nga_egm08_25.tif
index c075cd8..c075cd8 100644
--- a/us_nga/egm08_25.tif
+++ b/us_nga/us_nga_egm08_25.tif
diff --git a/us_nga/egm96_15.tif b/us_nga/us_nga_egm96_15.tif
index 94a9f96..94a9f96 100644
--- a/us_nga/egm96_15.tif
+++ b/us_nga/us_nga_egm96_15.tif
diff --git a/us_noaa/.github/README.md b/us_noaa/.github/README.md
index e6f8bcc..9b9902f 120000
--- a/us_noaa/.github/README.md
+++ b/us_noaa/.github/README.md
@@ -1 +1 @@
-../README.us_noaa
\ No newline at end of file
+../us_noaa_README.txt
\ No newline at end of file
diff --git a/us_noaa/FL.tif b/us_noaa/us_noaa_FL.tif
index 08dac2c..08dac2c 100644
--- a/us_noaa/FL.tif
+++ b/us_noaa/us_noaa_FL.tif
diff --git a/us_noaa/MD.tif b/us_noaa/us_noaa_MD.tif
index 234215c..234215c 100644
--- a/us_noaa/MD.tif
+++ b/us_noaa/us_noaa_MD.tif
diff --git a/us_noaa/README.us_noaa b/us_noaa/us_noaa_README.txt
index 241a8b6..f7e2665 100644
--- a/us_noaa/README.us_noaa
+++ b/us_noaa/us_noaa_README.txt
@@ -1,4 +1,4 @@
-# README.us_nga
+# us_nga_README.txt
 
 The files in this section result from the conversion of datasets originating
 from [US NOAA](https://www.ngs.noaa.gov)
@@ -11,13 +11,13 @@ from [US NOAA](https://www.ngs.noaa.gov)
 *Format*: GeoTIFF converted from CTable2  
 *License*: Public Domain
 
-* alaska - Alaska
-* conus - Conterminous U.S.
-* hawaii - Hawaii. Old Hawaiian (EPSG:4135) to NAD83
-* prvi - Puerto Rico, Virgin Is. Puerto Rico (EPSG:4139) to NAD83
-* stgeorge - St. George Is, Alaska. St. George Island (EPSG:4138) to NAD83
-* stlrnc - St. Lawrence Is., Alaska. St. Lawrence Island (EPSG:4136) to NAD83
-* stpaul - St. Paul Is., Alaska. St. Paul Island (EPSG:4137) to NAD83
+* us_nga_alaska.tif - Alaska
+* us_nga_conus.tif - Conterminous U.S.
+* us_nga_hawaii.tif - Hawaii. Old Hawaiian (EPSG:4135) to NAD83
+* us_nga_prvi.tif - Puerto Rico, Virgin Is. Puerto Rico (EPSG:4139) to NAD83
+* us_nga_stgeorge.tif - St. George Is, Alaska. St. George Island (EPSG:4138) to NAD83
+* us_nga_stlrnc.tif - St. Lawrence Is., Alaska. St. Lawrence Island (EPSG:4136) to NAD83
+* us_nga_stpaul.tif - St. Paul Is., Alaska. St. Paul Island (EPSG:4137) to NAD83
 
 ### USA: NAD83 -> NAD83 (HARN/HPGN)
 
@@ -34,15 +34,15 @@ to 1.0 meter relative to the original NAD 83 (1986) adjustment.
 Those files have been converted to NTv2 grids with the
 [build_nad83_harn.sh](https://raw.githubusercontent.com/OSGeo/proj-datumgrid/master/north-america/build_nad83_harn.sh) script.
 
-* *hpgn.tif (51 files)
+* us_nga_*hpgn.tif (51 files)
 
 Also include a few files which are duplicate of *hpgn.tif files, for historic reasons:
 
-* FL.tif - Florida
-* MD.tif - Maryland
-* TN.tif - Tennessee
-* WI.tif - Wisconsin
-* WO.tif - Washington, Oregon, N. California
+* us_nga_FL.tif - Florida
+* us_nga_MD.tif - Maryland
+* us_nga_TN.tif - Tennessee
+* us_nga_WI.tif - Wisconsin
+* us_nga_WO.tif - Washington, Oregon, N. California
 
 ### Continental USA VERTCON: NGVD (19)29 height to NAVD (19)88 height
 
@@ -56,9 +56,9 @@ the offset to add to NGVD 29 heights to get NAVD 88 heights.
 
 The horizontal grid coordinates may be referenced to NAD27 or NAD83
 
-* vertconc.tif
-* vertcone.tif
-* vertconw.tif
+* us_nga_vertconc.tif
+* us_nga_vertcone.tif
+* us_nga_vertconw.tif
 
 ### USA GEOID1999 model (superseded): NAVD88 height to NAD83
 
@@ -74,10 +74,10 @@ NAD 83 GPS ellipsoidal heights and NAVD 88 orthometric heights.
 
 It is superseded by later GEOIDxx models
 
-* g1999u01.tif to g1999u08.tif : Conterminous US
-* g1999a01.tif to g1999a04.tif : Alaska
-* g1999h01.tif : Hawaii
-* g1999p01.tif : Puerto Rico
+* us_nga_g1999u01.tif to g1999u08.tif : Conterminous US
+* us_nga_g1999a01.tif to g1999a04.tif : Alaska
+* us_nga_g1999h01.tif : Hawaii
+* us_nga_g1999p01.tif : Puerto Rico
 
 ### USA GEOID2003 model (superseded): NAVD88 height to NAD83
 
@@ -93,10 +93,10 @@ NAD 83 GPS ellipsoidal heights and NAVD 88 orthometric heights.
 
 It is superseded by later GEOIDxx models
 
-* geoid03_conus.tif : Conterminous US
-* g2003a01.tif to g2003a04.tif : Alaska
-* g2003h01.tif : Hawaii
-* g2003p01.tif : Puerto Rico
+* us_nga_geoid03_conus.tif : Conterminous US
+* us_nga_g2003a01.tif to g2003a04.tif : Alaska
+* us_nga_g2003h01.tif : Hawaii
+* us_nga_g2003p01.tif : Puerto Rico
 
 ### USA GEOID2006 model (superseded): NAVD88 height to NAD83 (Alaska only)
 
@@ -112,7 +112,7 @@ vertical datum, NAVD 88. GEOID06 is built largely on the USGG2003 gravimetric ge
 
 It is superseded by later GEOIDxx models
 
-* geoid06_ak.tif : Alaska
+* us_nga_geoid06_ak.tif : Alaska
 
 ### USA GEOID2009 model (superseded): NAVD88/PRVD02/VIVD09/GUVD04 height to NAD83
 
@@ -128,12 +128,12 @@ centered at the NAD83 origin.  It supports direct conversion between
 NAD83 GPS ellipsoidal heights and NAVD88, GUVD04 and ASVD03 orthometric heights,
 and will support future vertical datums PRVD02 nad VIVD09.
 
-* geoid09_conus.tif : Conterminous US.
-* geoid09_ak.tif : Alaska.
-* g2009h01.tif : Hawaii
-* g2009g01.tif : Guam and Northern Mariana Islands.
-* g2009s01.tif : American Samoa.
-* g2009p01.tif : Puerto Rico / U.S. Vigin Islands.
+* us_nga_geoid09_conus.tif : Conterminous US.
+* us_nga_geoid09_ak.tif : Alaska.
+* us_nga_g2009h01.tif : Hawaii
+* us_nga_g2009g01.tif : Guam and Northern Mariana Islands.
+* us_nga_g2009s01.tif : American Samoa.
+* us_nga_g2009p01.tif : Puerto Rico / U.S. Vigin Islands.
 
 ### USA GEOID12B model (partial superseded): NAVD88/PRVD02/VIVD09/GUVD04/NMVD03/ASVD02 height to NAD83(2011)/NAD83(MA11)/NAD83(PA11)
 
@@ -146,15 +146,15 @@ GEOID12B is a hybrid geoid height model that can transform between the relevant
 vertical datum for each region to a NAD 83 ellipsoid height
 See https://www.ngs.noaa.gov/GEOID/GEOID12B/faq_2012B.shtml for more details.
 
-* g2012bu0.tif : Conterminous US, referenced to NAD83(2011). Vertical datum: NAVD88
-* g2012ba0.tif : Alaska, referenced to NAD83(2011). Vertical datum: NAVD88
-* g2012bh0.tif : Hawaii, referenced to NAD83(PA11). Vertical datum: identical to that of USGG2012, which is offset by 50-60 cm from some Local Tidal bench mark values. 
-* g2012bg0.tif : Guam and Northern Mariana Islands, referenced to NAD83(PA11). Vertical datum: GUVD04/NMVD03
-* g2012bs0.tif : American Samoa, referenced to NAD83 (PA11). Vertical datum: ASVD02
-* g2012bp0.tif : Puerto Rico / U.S. Vigin Islands, referenced to NAD83(2011). Vertical datum: PRVD02 and VIVD09
+* us_nga_g2012bu0.tif : Conterminous US, referenced to NAD83(2011). Vertical datum: NAVD88
+* us_nga_g2012ba0.tif : Alaska, referenced to NAD83(2011). Vertical datum: NAVD88
+* us_nga_g2012bh0.tif : Hawaii, referenced to NAD83(PA11). Vertical datum: identical to that of USGG2012, which is offset by 50-60 cm from some Local Tidal bench mark values. 
+* us_nga_g2012bg0.tif : Guam and Northern Mariana Islands, referenced to NAD83(PA11). Vertical datum: GUVD04/NMVD03
+* us_nga_g2012bs0.tif : American Samoa, referenced to NAD83 (PA11). Vertical datum: ASVD02
+* us_nga_g2012bp0.tif : Puerto Rico / U.S. Vigin Islands, referenced to NAD83(2011). Vertical datum: PRVD02 and VIVD09
 
-The g2012bu0.tif and g2012bp0.tif grids are superseded by the
-g2018p0.tif and g2018p0.tif grids of GEOID18.
+The us_nga_g2012bu0.tif and us_nga_g2012bp0.tif grids are superseded by the
+us_nga_g2018p0.tif and us_nga_g2018p0.tif grids of GEOID18.
 
 ### USA GEOID18 model: NAVD88/PRVD02 height to NAD83(2011)
 
@@ -173,5 +173,5 @@ GEOID12B in these regions. GEOID18 does NOT cover Alaska, Hawaii, Guam and the
 Commonwealth of the Northern Mariana Islands (CNMI) where users should continue
 to use GEOID12B.
 
-* g2018u0.tif : Conterminous US, referenced to NAD83(2011). Vertical datum: NAVD88
-* g2018p0.tif : Puerto Rico / U.S. Vigin Islands, referenced to NAD83(2011). Vertical datum: PRVD02 and VIVD09
+* us_nga_g2018u0.tif : Conterminous US, referenced to NAD83(2011). Vertical datum: NAVD88
+* us_nga_g2018p0.tif : Puerto Rico / U.S. Vigin Islands, referenced to NAD83(2011). Vertical datum: PRVD02 and VIVD09
diff --git a/us_noaa/TN.tif b/us_noaa/us_noaa_TN.tif
index f46162e..f46162e 100644
--- a/us_noaa/TN.tif
+++ b/us_noaa/us_noaa_TN.tif
diff --git a/us_noaa/WI.tif b/us_noaa/us_noaa_WI.tif
index 033b0a6..033b0a6 100644
--- a/us_noaa/WI.tif
+++ b/us_noaa/us_noaa_WI.tif
diff --git a/us_noaa/WO.tif b/us_noaa/us_noaa_WO.tif
index 7719393..7719393 100644
--- a/us_noaa/WO.tif
+++ b/us_noaa/us_noaa_WO.tif
diff --git a/us_noaa/alaska.tif b/us_noaa/us_noaa_alaska.tif
index a11852a..a11852a 100644
--- a/us_noaa/alaska.tif
+++ b/us_noaa/us_noaa_alaska.tif
diff --git a/us_noaa/alhpgn.tif b/us_noaa/us_noaa_alhpgn.tif
index b5642b3..b5642b3 100644
--- a/us_noaa/alhpgn.tif
+++ b/us_noaa/us_noaa_alhpgn.tif
diff --git a/us_noaa/arhpgn.tif b/us_noaa/us_noaa_arhpgn.tif
index 84a41d2..84a41d2 100644
--- a/us_noaa/arhpgn.tif
+++ b/us_noaa/us_noaa_arhpgn.tif
diff --git a/us_noaa/azhpgn.tif b/us_noaa/us_noaa_azhpgn.tif
index 6a9a715..6a9a715 100644
--- a/us_noaa/azhpgn.tif
+++ b/us_noaa/us_noaa_azhpgn.tif
diff --git a/us_noaa/c1hpgn.tif b/us_noaa/us_noaa_c1hpgn.tif
index adf295e..adf295e 100644
--- a/us_noaa/c1hpgn.tif
+++ b/us_noaa/us_noaa_c1hpgn.tif
diff --git a/us_noaa/c2hpgn.tif b/us_noaa/us_noaa_c2hpgn.tif
index 303aced..303aced 100644
--- a/us_noaa/c2hpgn.tif
+++ b/us_noaa/us_noaa_c2hpgn.tif
diff --git a/us_noaa/cnhpgn.tif b/us_noaa/us_noaa_cnhpgn.tif
index be1b19c..be1b19c 100644
--- a/us_noaa/cnhpgn.tif
+++ b/us_noaa/us_noaa_cnhpgn.tif
diff --git a/us_noaa/cohpgn.tif b/us_noaa/us_noaa_cohpgn.tif
index 730c468..730c468 100644
--- a/us_noaa/cohpgn.tif
+++ b/us_noaa/us_noaa_cohpgn.tif
diff --git a/us_noaa/conus.tif b/us_noaa/us_noaa_conus.tif
index 88c4d00..88c4d00 100644
--- a/us_noaa/conus.tif
+++ b/us_noaa/us_noaa_conus.tif
diff --git a/us_noaa/cshpgn.tif b/us_noaa/us_noaa_cshpgn.tif
index ec69fd7..ec69fd7 100644
--- a/us_noaa/cshpgn.tif
+++ b/us_noaa/us_noaa_cshpgn.tif
diff --git a/us_noaa/emhpgn.tif b/us_noaa/us_noaa_emhpgn.tif
index 545254d..545254d 100644
--- a/us_noaa/emhpgn.tif
+++ b/us_noaa/us_noaa_emhpgn.tif
diff --git a/us_noaa/eshpgn.tif b/us_noaa/us_noaa_eshpgn.tif
index 8097898..8097898 100644
--- a/us_noaa/eshpgn.tif
+++ b/us_noaa/us_noaa_eshpgn.tif
diff --git a/us_noaa/ethpgn.tif b/us_noaa/us_noaa_ethpgn.tif
index d804d55..d804d55 100644
--- a/us_noaa/ethpgn.tif
+++ b/us_noaa/us_noaa_ethpgn.tif
diff --git a/us_noaa/flhpgn.tif b/us_noaa/us_noaa_flhpgn.tif
index 95adbf6..95adbf6 100644
--- a/us_noaa/flhpgn.tif
+++ b/us_noaa/us_noaa_flhpgn.tif
diff --git a/us_noaa/g1999a01.tif b/us_noaa/us_noaa_g1999a01.tif
index 7f8ab7c..7f8ab7c 100644
--- a/us_noaa/g1999a01.tif
+++ b/us_noaa/us_noaa_g1999a01.tif
diff --git a/us_noaa/g1999a02.tif b/us_noaa/us_noaa_g1999a02.tif
index 5d9d958..5d9d958 100644
--- a/us_noaa/g1999a02.tif
+++ b/us_noaa/us_noaa_g1999a02.tif
diff --git a/us_noaa/g1999a03.tif b/us_noaa/us_noaa_g1999a03.tif
index 4cf9237..4cf9237 100644
--- a/us_noaa/g1999a03.tif
+++ b/us_noaa/us_noaa_g1999a03.tif
diff --git a/us_noaa/g1999a04.tif b/us_noaa/us_noaa_g1999a04.tif
index c162e64..c162e64 100644
--- a/us_noaa/g1999a04.tif
+++ b/us_noaa/us_noaa_g1999a04.tif
diff --git a/us_noaa/g1999h01.tif b/us_noaa/us_noaa_g1999h01.tif
index cda8ffb..cda8ffb 100644
--- a/us_noaa/g1999h01.tif
+++ b/us_noaa/us_noaa_g1999h01.tif
diff --git a/us_noaa/g1999p01.tif b/us_noaa/us_noaa_g1999p01.tif
index 8a9b899..8a9b899 100644
--- a/us_noaa/g1999p01.tif
+++ b/us_noaa/us_noaa_g1999p01.tif
diff --git a/us_noaa/g1999u01.tif b/us_noaa/us_noaa_g1999u01.tif
index b511647..b511647 100644
--- a/us_noaa/g1999u01.tif
+++ b/us_noaa/us_noaa_g1999u01.tif
diff --git a/us_noaa/g1999u02.tif b/us_noaa/us_noaa_g1999u02.tif
index efaf3d0..efaf3d0 100644
--- a/us_noaa/g1999u02.tif
+++ b/us_noaa/us_noaa_g1999u02.tif
diff --git a/us_noaa/g1999u03.tif b/us_noaa/us_noaa_g1999u03.tif
index 9702dc4..9702dc4 100644
--- a/us_noaa/g1999u03.tif
+++ b/us_noaa/us_noaa_g1999u03.tif
diff --git a/us_noaa/g1999u04.tif b/us_noaa/us_noaa_g1999u04.tif
index 8c78b0a..8c78b0a 100644
--- a/us_noaa/g1999u04.tif
+++ b/us_noaa/us_noaa_g1999u04.tif
diff --git a/us_noaa/g1999u05.tif b/us_noaa/us_noaa_g1999u05.tif
index 13bf372..13bf372 100644
--- a/us_noaa/g1999u05.tif
+++ b/us_noaa/us_noaa_g1999u05.tif
diff --git a/us_noaa/g1999u06.tif b/us_noaa/us_noaa_g1999u06.tif
index c8a6f0e..c8a6f0e 100644
--- a/us_noaa/g1999u06.tif
+++ b/us_noaa/us_noaa_g1999u06.tif
diff --git a/us_noaa/g1999u07.tif b/us_noaa/us_noaa_g1999u07.tif
index 062195d..062195d 100644
--- a/us_noaa/g1999u07.tif
+++ b/us_noaa/us_noaa_g1999u07.tif
diff --git a/us_noaa/g1999u08.tif b/us_noaa/us_noaa_g1999u08.tif
index 15b82bd..15b82bd 100644
--- a/us_noaa/g1999u08.tif
+++ b/us_noaa/us_noaa_g1999u08.tif
diff --git a/us_noaa/g2003a01.tif b/us_noaa/us_noaa_g2003a01.tif
index 5bcf2b2..5bcf2b2 100644
--- a/us_noaa/g2003a01.tif
+++ b/us_noaa/us_noaa_g2003a01.tif
diff --git a/us_noaa/g2003a02.tif b/us_noaa/us_noaa_g2003a02.tif
index b4c20bf..b4c20bf 100644
--- a/us_noaa/g2003a02.tif
+++ b/us_noaa/us_noaa_g2003a02.tif
diff --git a/us_noaa/g2003a03.tif b/us_noaa/us_noaa_g2003a03.tif
index fe692eb..fe692eb 100644
--- a/us_noaa/g2003a03.tif
+++ b/us_noaa/us_noaa_g2003a03.tif
diff --git a/us_noaa/g2003a04.tif b/us_noaa/us_noaa_g2003a04.tif
index ae0a573..ae0a573 100644
--- a/us_noaa/g2003a04.tif
+++ b/us_noaa/us_noaa_g2003a04.tif
diff --git a/us_noaa/g2003h01.tif b/us_noaa/us_noaa_g2003h01.tif
index 5737384..5737384 100644
--- a/us_noaa/g2003h01.tif
+++ b/us_noaa/us_noaa_g2003h01.tif
diff --git a/us_noaa/g2003p01.tif b/us_noaa/us_noaa_g2003p01.tif
index e8ec2b1..e8ec2b1 100644
--- a/us_noaa/g2003p01.tif
+++ b/us_noaa/us_noaa_g2003p01.tif
diff --git a/us_noaa/g2009g01.tif b/us_noaa/us_noaa_g2009g01.tif
index fd26970..fd26970 100644
--- a/us_noaa/g2009g01.tif
+++ b/us_noaa/us_noaa_g2009g01.tif
diff --git a/us_noaa/g2009h01.tif b/us_noaa/us_noaa_g2009h01.tif
index 1ec0059..1ec0059 100644
--- a/us_noaa/g2009h01.tif
+++ b/us_noaa/us_noaa_g2009h01.tif
diff --git a/us_noaa/g2009p01.tif b/us_noaa/us_noaa_g2009p01.tif
index f33893c..f33893c 100644
--- a/us_noaa/g2009p01.tif
+++ b/us_noaa/us_noaa_g2009p01.tif
diff --git a/us_noaa/g2009s01.tif b/us_noaa/us_noaa_g2009s01.tif
index 1a94e92..1a94e92 100644
--- a/us_noaa/g2009s01.tif
+++ b/us_noaa/us_noaa_g2009s01.tif
diff --git a/us_noaa/g2012ba0.tif b/us_noaa/us_noaa_g2012ba0.tif
index cb20cb4..cb20cb4 100644
--- a/us_noaa/g2012ba0.tif
+++ b/us_noaa/us_noaa_g2012ba0.tif
diff --git a/us_noaa/g2012bg0.tif b/us_noaa/us_noaa_g2012bg0.tif
index 36cb180..36cb180 100644
--- a/us_noaa/g2012bg0.tif
+++ b/us_noaa/us_noaa_g2012bg0.tif
diff --git a/us_noaa/g2012bh0.tif b/us_noaa/us_noaa_g2012bh0.tif
index 38628ee..38628ee 100644
--- a/us_noaa/g2012bh0.tif
+++ b/us_noaa/us_noaa_g2012bh0.tif
diff --git a/us_noaa/g2012bp0.tif b/us_noaa/us_noaa_g2012bp0.tif
index 0d1f3bf..0d1f3bf 100644
--- a/us_noaa/g2012bp0.tif
+++ b/us_noaa/us_noaa_g2012bp0.tif
diff --git a/us_noaa/g2012bs0.tif b/us_noaa/us_noaa_g2012bs0.tif
index f5186ff..f5186ff 100644
--- a/us_noaa/g2012bs0.tif
+++ b/us_noaa/us_noaa_g2012bs0.tif
diff --git a/us_noaa/g2012bu0.tif b/us_noaa/us_noaa_g2012bu0.tif
index 1ac5aa8..1ac5aa8 100644
--- a/us_noaa/g2012bu0.tif
+++ b/us_noaa/us_noaa_g2012bu0.tif
diff --git a/us_noaa/g2018p0.tif b/us_noaa/us_noaa_g2018p0.tif
index a67cb40..a67cb40 100644
--- a/us_noaa/g2018p0.tif
+++ b/us_noaa/us_noaa_g2018p0.tif
diff --git a/us_noaa/g2018u0.tif b/us_noaa/us_noaa_g2018u0.tif
index f287c08..f287c08 100644
--- a/us_noaa/g2018u0.tif
+++ b/us_noaa/us_noaa_g2018u0.tif
diff --git a/us_noaa/gahpgn.tif b/us_noaa/us_noaa_gahpgn.tif
index ebda7f1..ebda7f1 100644
--- a/us_noaa/gahpgn.tif
+++ b/us_noaa/us_noaa_gahpgn.tif
diff --git a/us_noaa/geoid03_conus.tif b/us_noaa/us_noaa_geoid03_conus.tif
index 5ad8435..5ad8435 100644
--- a/us_noaa/geoid03_conus.tif
+++ b/us_noaa/us_noaa_geoid03_conus.tif
diff --git a/us_noaa/geoid06_ak.tif b/us_noaa/us_noaa_geoid06_ak.tif
index 73d2b7a..73d2b7a 100644
--- a/us_noaa/geoid06_ak.tif
+++ b/us_noaa/us_noaa_geoid06_ak.tif
diff --git a/us_noaa/geoid09_ak.tif b/us_noaa/us_noaa_geoid09_ak.tif
index f9fe86a..f9fe86a 100644
--- a/us_noaa/geoid09_ak.tif
+++ b/us_noaa/us_noaa_geoid09_ak.tif
diff --git a/us_noaa/geoid09_conus.tif b/us_noaa/us_noaa_geoid09_conus.tif
index cccc950..cccc950 100644
--- a/us_noaa/geoid09_conus.tif
+++ b/us_noaa/us_noaa_geoid09_conus.tif
diff --git a/us_noaa/guhpgn.tif b/us_noaa/us_noaa_guhpgn.tif
index 1423658..1423658 100644
--- a/us_noaa/guhpgn.tif
+++ b/us_noaa/us_noaa_guhpgn.tif
diff --git a/us_noaa/hawaii.tif b/us_noaa/us_noaa_hawaii.tif
index ae42539..ae42539 100644
--- a/us_noaa/hawaii.tif
+++ b/us_noaa/us_noaa_hawaii.tif
diff --git a/us_noaa/hihpgn.tif b/us_noaa/us_noaa_hihpgn.tif
index 42c4575..42c4575 100644
--- a/us_noaa/hihpgn.tif
+++ b/us_noaa/us_noaa_hihpgn.tif
diff --git a/us_noaa/iahpgn.tif b/us_noaa/us_noaa_iahpgn.tif
index e829a48..e829a48 100644
--- a/us_noaa/iahpgn.tif
+++ b/us_noaa/us_noaa_iahpgn.tif
diff --git a/us_noaa/ilhpgn.tif b/us_noaa/us_noaa_ilhpgn.tif
index d8a0d98..d8a0d98 100644
--- a/us_noaa/ilhpgn.tif
+++ b/us_noaa/us_noaa_ilhpgn.tif
diff --git a/us_noaa/inhpgn.tif b/us_noaa/us_noaa_inhpgn.tif
index 3263572..3263572 100644
--- a/us_noaa/inhpgn.tif
+++ b/us_noaa/us_noaa_inhpgn.tif
diff --git a/us_noaa/kshpgn.tif b/us_noaa/us_noaa_kshpgn.tif
index 31452ba..31452ba 100644
--- a/us_noaa/kshpgn.tif
+++ b/us_noaa/us_noaa_kshpgn.tif
diff --git a/us_noaa/kyhpgn.tif b/us_noaa/us_noaa_kyhpgn.tif
index d84f3ce..d84f3ce 100644
--- a/us_noaa/kyhpgn.tif
+++ b/us_noaa/us_noaa_kyhpgn.tif
diff --git a/us_noaa/lahpgn.tif b/us_noaa/us_noaa_lahpgn.tif
index a8e64a2..a8e64a2 100644
--- a/us_noaa/lahpgn.tif
+++ b/us_noaa/us_noaa_lahpgn.tif
diff --git a/us_noaa/mdhpgn.tif b/us_noaa/us_noaa_mdhpgn.tif
index ea12a8b..ea12a8b 100644
--- a/us_noaa/mdhpgn.tif
+++ b/us_noaa/us_noaa_mdhpgn.tif
diff --git a/us_noaa/mehpgn.tif b/us_noaa/us_noaa_mehpgn.tif
index ea28b37..ea28b37 100644
--- a/us_noaa/mehpgn.tif
+++ b/us_noaa/us_noaa_mehpgn.tif
diff --git a/us_noaa/mihpgn.tif b/us_noaa/us_noaa_mihpgn.tif
index 6fd27af..6fd27af 100644
--- a/us_noaa/mihpgn.tif
+++ b/us_noaa/us_noaa_mihpgn.tif
diff --git a/us_noaa/mnhpgn.tif b/us_noaa/us_noaa_mnhpgn.tif
index 329a34c..329a34c 100644
--- a/us_noaa/mnhpgn.tif
+++ b/us_noaa/us_noaa_mnhpgn.tif
diff --git a/us_noaa/mohpgn.tif b/us_noaa/us_noaa_mohpgn.tif
index 6760e32..6760e32 100644
--- a/us_noaa/mohpgn.tif
+++ b/us_noaa/us_noaa_mohpgn.tif
diff --git a/us_noaa/mshpgn.tif b/us_noaa/us_noaa_mshpgn.tif
index a85619f..a85619f 100644
--- a/us_noaa/mshpgn.tif
+++ b/us_noaa/us_noaa_mshpgn.tif
diff --git a/us_noaa/nbhpgn.tif b/us_noaa/us_noaa_nbhpgn.tif
index 9ec944c..9ec944c 100644
--- a/us_noaa/nbhpgn.tif
+++ b/us_noaa/us_noaa_nbhpgn.tif
diff --git a/us_noaa/nchpgn.tif b/us_noaa/us_noaa_nchpgn.tif
index 36d579f..36d579f 100644
--- a/us_noaa/nchpgn.tif
+++ b/us_noaa/us_noaa_nchpgn.tif
diff --git a/us_noaa/ndhpgn.tif b/us_noaa/us_noaa_ndhpgn.tif
index 36c2f28..36c2f28 100644
--- a/us_noaa/ndhpgn.tif
+++ b/us_noaa/us_noaa_ndhpgn.tif
diff --git a/us_noaa/nehpgn.tif b/us_noaa/us_noaa_nehpgn.tif
index 66f5ac9..66f5ac9 100644
--- a/us_noaa/nehpgn.tif
+++ b/us_noaa/us_noaa_nehpgn.tif
diff --git a/us_noaa/njhpgn.tif b/us_noaa/us_noaa_njhpgn.tif
index e290943..e290943 100644
--- a/us_noaa/njhpgn.tif
+++ b/us_noaa/us_noaa_njhpgn.tif
diff --git a/us_noaa/nmhpgn.tif b/us_noaa/us_noaa_nmhpgn.tif
index b1f4eae..b1f4eae 100644
--- a/us_noaa/nmhpgn.tif
+++ b/us_noaa/us_noaa_nmhpgn.tif
diff --git a/us_noaa/nvhpgn.tif b/us_noaa/us_noaa_nvhpgn.tif
index bea76d4..bea76d4 100644
--- a/us_noaa/nvhpgn.tif
+++ b/us_noaa/us_noaa_nvhpgn.tif
diff --git a/us_noaa/nyhpgn.tif b/us_noaa/us_noaa_nyhpgn.tif
index 8ecfa29..8ecfa29 100644
--- a/us_noaa/nyhpgn.tif
+++ b/us_noaa/us_noaa_nyhpgn.tif
diff --git a/us_noaa/ohhpgn.tif b/us_noaa/us_noaa_ohhpgn.tif
index 9a52585..9a52585 100644
--- a/us_noaa/ohhpgn.tif
+++ b/us_noaa/us_noaa_ohhpgn.tif
diff --git a/us_noaa/okhpgn.tif b/us_noaa/us_noaa_okhpgn.tif
index d04ceab..d04ceab 100644
--- a/us_noaa/okhpgn.tif
+++ b/us_noaa/us_noaa_okhpgn.tif
diff --git a/us_noaa/pahpgn.tif b/us_noaa/us_noaa_pahpgn.tif
index 796b7be..796b7be 100644
--- a/us_noaa/pahpgn.tif
+++ b/us_noaa/us_noaa_pahpgn.tif
diff --git a/us_noaa/prvi.tif b/us_noaa/us_noaa_prvi.tif
index 2aff41c..2aff41c 100644
--- a/us_noaa/prvi.tif
+++ b/us_noaa/us_noaa_prvi.tif
diff --git a/us_noaa/pvhpgn.tif b/us_noaa/us_noaa_pvhpgn.tif
index 791955a..791955a 100644
--- a/us_noaa/pvhpgn.tif
+++ b/us_noaa/us_noaa_pvhpgn.tif
diff --git a/us_noaa/schpgn.tif b/us_noaa/us_noaa_schpgn.tif
index b2b27f0..b2b27f0 100644
--- a/us_noaa/schpgn.tif
+++ b/us_noaa/us_noaa_schpgn.tif
diff --git a/us_noaa/sdhpgn.tif b/us_noaa/us_noaa_sdhpgn.tif
index 0ddf430..0ddf430 100644
--- a/us_noaa/sdhpgn.tif
+++ b/us_noaa/us_noaa_sdhpgn.tif
diff --git a/us_noaa/stgeorge.tif b/us_noaa/us_noaa_stgeorge.tif
index bea39ab..bea39ab 100644
--- a/us_noaa/stgeorge.tif
+++ b/us_noaa/us_noaa_stgeorge.tif
diff --git a/us_noaa/stlrnc.tif b/us_noaa/us_noaa_stlrnc.tif
index 2591aba..2591aba 100644
--- a/us_noaa/stlrnc.tif
+++ b/us_noaa/us_noaa_stlrnc.tif
diff --git a/us_noaa/stpaul.tif b/us_noaa/us_noaa_stpaul.tif
index 5ad9cc1..5ad9cc1 100644
--- a/us_noaa/stpaul.tif
+++ b/us_noaa/us_noaa_stpaul.tif
diff --git a/us_noaa/tnhpgn.tif b/us_noaa/us_noaa_tnhpgn.tif
index f281417..f281417 100644
--- a/us_noaa/tnhpgn.tif
+++ b/us_noaa/us_noaa_tnhpgn.tif
diff --git a/us_noaa/uthpgn.tif b/us_noaa/us_noaa_uthpgn.tif
index 632e84f..632e84f 100644
--- a/us_noaa/uthpgn.tif
+++ b/us_noaa/us_noaa_uthpgn.tif
diff --git a/us_noaa/vahpgn.tif b/us_noaa/us_noaa_vahpgn.tif
index fed6ed1..fed6ed1 100644
--- a/us_noaa/vahpgn.tif
+++ b/us_noaa/us_noaa_vahpgn.tif
diff --git a/us_noaa/vertconc.tif b/us_noaa/us_noaa_vertconc.tif
index df2f39a..df2f39a 100644
--- a/us_noaa/vertconc.tif
+++ b/us_noaa/us_noaa_vertconc.tif
diff --git a/us_noaa/vertcone.tif b/us_noaa/us_noaa_vertcone.tif
index ce0f129..ce0f129 100644
--- a/us_noaa/vertcone.tif
+++ b/us_noaa/us_noaa_vertcone.tif
diff --git a/us_noaa/vertconw.tif b/us_noaa/us_noaa_vertconw.tif
index 0bfc4f5..0bfc4f5 100644
--- a/us_noaa/vertconw.tif
+++ b/us_noaa/us_noaa_vertconw.tif
diff --git a/us_noaa/wihpgn.tif b/us_noaa/us_noaa_wihpgn.tif
index 20b1503..20b1503 100644
--- a/us_noaa/wihpgn.tif
+++ b/us_noaa/us_noaa_wihpgn.tif
diff --git a/us_noaa/wmhpgn.tif b/us_noaa/us_noaa_wmhpgn.tif
index a7fa4ca..a7fa4ca 100644
--- a/us_noaa/wmhpgn.tif
+++ b/us_noaa/us_noaa_wmhpgn.tif
diff --git a/us_noaa/wohpgn.tif b/us_noaa/us_noaa_wohpgn.tif
index 888c754..888c754 100644
--- a/us_noaa/wohpgn.tif
+++ b/us_noaa/us_noaa_wohpgn.tif
diff --git a/us_noaa/wshpgn.tif b/us_noaa/us_noaa_wshpgn.tif
index fd82468..fd82468 100644
--- a/us_noaa/wshpgn.tif
+++ b/us_noaa/us_noaa_wshpgn.tif
diff --git a/us_noaa/wthpgn.tif b/us_noaa/us_noaa_wthpgn.tif
index cacc53a..cacc53a 100644
--- a/us_noaa/wthpgn.tif
+++ b/us_noaa/us_noaa_wthpgn.tif
diff --git a/us_noaa/wvhpgn.tif b/us_noaa/us_noaa_wvhpgn.tif
index 24589af..24589af 100644
--- a/us_noaa/wvhpgn.tif
+++ b/us_noaa/us_noaa_wvhpgn.tif
diff --git a/us_noaa/wyhpgn.tif b/us_noaa/us_noaa_wyhpgn.tif
index f9150cc..f9150cc 100644
--- a/us_noaa/wyhpgn.tif
+++ b/us_noaa/us_noaa_wyhpgn.tif