Trying to add osx to travis
Travis doesn't like [[ condition ]] && ...
Actually, mulit-os still in beta on travis

Seems repos have to be
[flagged](http://blog.travis-ci.com/2014-05-13-multi-os-feature-available/) by
the Travis team first. So abandonning osx for now.
Adding pip install test
pip installing in user so we don't need sudo power
Merge pull request #4 from pylada/more_travis

Trying to add osx to travis