Update .travis.yml
Update .travis.yml

Former-commit-id: 0004b1fa5776c3fb4bfeeb07376a9722bcaac3e5 [formerly 50c0ca5e058bc8537afbb54a4611facf481adfc3]
Former-commit-id: d993204c998ab33438df3ea4bbec280df50a7451
Former-commit-id: a9930a0e508de8365b8d8fed93d99c8bdd245737
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox