Update .travis.yml
Update .travis.yml

Former-commit-id: 88afc14eb7e37b3cd07666e440892cbd4e4c683e [formerly 64df004b1410ba8e02a89b93a5984239c8d332a4]
Former-commit-id: ac3d994d606c8894c92946388b8f9de605c02701
Former-commit-id: ca30e8b4704105ebf58b92b628a6da76445d2629
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox