I stumbled across this idea a few weeks ago to install some build software on an os x travis ci build machine (using OS X is the easiest way for travis ci to us

I stumbled across this idea a few weeks ago to install some build software on an os x travis ci build machine (using OS X is the easiest way for travis ci to use a C++ compiler that isn't obsolete). Anyhow, it's nice and simple approach that works.