Preparing a PROJ-data Release
===============================================================================

0. Have cmake installed

1. If index.html is not already up-to-date with latest grid additions,
    a. Have GDAL (>= 2.4) Python3 bindings installed
    b. python3 regenerate_index_html.py
    c. git commit -a -m "Update index.html" && git push

2. Edit CMakeLists.txt to update PROJ_DATA_VERSION_MAJOR and PROJ_DATA_VERSION_MINOR

3. git commit -a -m "Update CMakeLists.txt to vX.Y" && git push

4. mkdir build && cd build && cmake .. && make dist

   ==> proj-data-X.Y.zip and proj-data-X.Y.tar.gz

5. Resynchronize CDN content from repository with ./sync_to_cdn.sh