TEST: updated .travis.yml (launch create_links BEFORE going to folder testing)
TEST: updated .travis.yml (launch create_links BEFORE going to folder testing)

Former-commit-id: 8fd8a352476f142bd87cfc7e3fecc1efe3138550
Former-commit-id: 3d20c6aad79d15a0bb3ce0021f38405b686ac32b
3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox