upgrade utfcpp to v2.3.5

From https://github.com/nemtrif/utfcpp/releases/tag/v2.3.5

* utf8/utf8.h, utf8/utf8/checked.h, utf8/utf8/core.h,
utf8/utf8/unchecked.h: Update.
* utf8/doc/utf8cpp.html, utf8/doc/ReleaseNotes: Delete.
* utf8/README.md: New file.
* Makefile.am: Adjust.
This commit is contained in:
Alexandre Duret-Lutz 2017-03-09 15:47:56 +01:00
parent b81d7e5839
commit 07e714e14e
8 changed files with 1320 additions and 2061 deletions

1090
utf8/README.md Normal file

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