Travis: updated how to install ffmpeg/libav on osx

Clement Champetier · Clement Champetier · commit c86eed4eb617 · 2016-07-21T16:44:53.000+02:00
Use homebrew!
diff --git a/tools/travis/osx.install.deps.sh b/tools/travis/osx.install.deps.sh
@@ -16,4 +16,4 @@ pip install nose
 brew install freeglut
 
 # Main dependency
-./tools/travis/linux.install.deps.sh
+brew install ${DEPENDENCY_NAME}
