[harfbuzz] update Harfbuzz to 2.3.1 (#5359)

2019-03-12T20:54:20+00:00

* update harfbuzz to 2.2.0

* clean up port and fix portfile/patches

* update harfbuzz to 2.3.1

* fix uwp patch

* skip test building

fix build for harfbuzz on macOS (#4776)

2019-02-07T23:24:33+00:00

* fix library exports for iconv on macOS, add Threads dependency for cairo, add the iconv, intl and Threads dependencies to harfbuzz

* updated portfile from harfbuzz fix

* fix indenting and order

* fix portfile

* [gettext] Add unofficial-gettext targets

* [gettext] Fixup for Linux

vcpkg/ports/harfbuzz/0002-fix-macos-build.patch, branch aws-lambda-cpp

[harfbuzz] update Harfbuzz to 2.3.1 (#5359)

fix build for harfbuzz on macOS (#4776)