- update to 2.15.0:
* Do not change the order of orth files
* Convert tabs to spaces
* Convert more tabs to spaces in docs
* Report more detailed logs instead of assertion.
* Add some missing constant names for weight.
* Adujst indentation between programlisting in fontconfig-user.sgml
* Add another test case for flatpak
* Update 65-nonlatin.conf for macOS
* Change the order of the properties to the order of fontconfig
cache format
* Add missing property descriptions
* Add namedinstance property
* Remove the problematic language from code and doc
* Use 'outline' instead of 'scalable' for bitmaps
* Add more docs about selectfont
* Rework CI implementation
* Fix uninitialized memory access when failing memory allocation.
* Create a symlink with relative path
* Fix an error of "initializer element is not constant"
* Update CaseFolding.txt to Unicode 15.1
* Update the encoding table for Simplified Chinese
* Retry to decode strings in the name table as UTF-16BE in some
cases.
* Work around decoding strings in Macintosh encoding for the
name table.
* Use memmove instead of memcpy
* Rename README to NEWS and add README.md
* Update so version
* Fix leak of `reason` in _FcConfigParse when not complaining