add fontconfig to brew

.travis.yml

@@ -43,7 +43,7 @@ git:
 before_install:
   - if [ "$TRAVIS_OS_NAME" = "linux" ]; then ./.travis-before_install.sh "$CC" "$Tr_Compiler_Version"; fi
   - if [ "$TRAVIS_OS_NAME" = "osx" ]; then brew update; fi
-  - if [ "$TRAVIS_OS_NAME" = "osx" ]; then brew install sdl2 lua freetype ftgl libogg glew libvorbis cppunit glib fribidi miniupnpc wxmac; fi
+  - if [ "$TRAVIS_OS_NAME" = "osx" ]; then brew install sdl2 lua fontconfig freetype ftgl libogg glew libvorbis cppunit glib fribidi miniupnpc wxmac; fi
     # ^ not on travis also needed are: cmake + pkgconfig + xquartz (find by "search") + (maybe) git + (maybe) bash
   - if [ "$TRAVIS_OS_NAME" = "osx" ]; then brew outdated cmake || brew upgrade cmake; brew outdated pkgconfig || brew upgrade pkgconfig; fi
   - if [ "$TRAVIS_OS_NAME" = "osx" ]; then brew link --force gettext; fi