Feat stealthy

Canopsis merge request

Implémentation de stealthy et possibilité de sauvegarder la configuration.

Prerequisites

• Avoir mergé !4 (merged) avant

For reviewers :

• Is the code pep8 compliant ?
• Docstring on classes and methods ?
• Code review ?
• Commit messages compatible with the angular spec ?
• Code tested and working ?
• Has the documentation been written ?

Tests

goconvey -workDir ~/go/src/git.canopsis.net/canopsis/go-revolution/canopsis

@bdubois @fdemeulenaere @tgosselin @adewarumez @fpeterschmitt