Fix initial error when cloning with submodules.
Merge pull request #34 from quarkslab/fix/galaxy-requirements

Fix initial error when cloning with submodules.
Merge pull request #35 from quarkslab/featuer/travis-ci

Enable Travis-CI
Merge pull request #36 from quarkslab/featuer/travis-ci

Modify ReST target for Travis-CI image
Update Travis-CI image link