Updated fontconfig to 2.12.3.

2.12.3

Akira TAGOH (1):
      Fix make check fail with freetype-2.7.1 and 2.8 with PCF_CONFIG_OPTION_LONG_FAMILY_NAMES enabled.

2.12.2

Akira TAGOH (8):
      Don't call perror() if no changes happens in errno
      Fix FcCacheOffsetsValid()
      Fix the build issue with gperf 3.1
      Fix the build issue on GNU/Hurd
      Update a bit for the changes in FreeType 2.7.1
      Add the description of FC_LANG envvar to the doc
      Bug 101202 - fontconfig FTBFS if docbook-utils is installed
      Update libtool revision

Alan Coopersmith (1):
      Correct cache version info in doc/fontconfig-user.sgml

Khem Raj (1):
      Avoid conflicts with integer width macros from TS 18661-1:2014

Masamichi Hosoda (2):
      Fix PostScript font alias name
      Update aliases for URW June 2016

(wiz)