Fixing .travis.yml that was reverted during merge
Fixing .travis.yml that was reverted during merge

fernandalavalle/mlab-ns,fernandalavalle/mlab-ns,m-lab/mlab-ns,fernandalavalle/mlab-ns,m-lab/mlab-ns,m-lab/mlab-ns,fernandalavalle/mlab-ns,m-lab/mlab-ns