add MSN functionality
Merge branch 'master' of github.com:USherbrooke-IFT585/TP3
what
Merge branch 'master' of github.com:USherbrooke-IFT585/TP3
Merge branch 'master' of github.com:USherbrooke-IFT585/TP3
Merge branch 'master' of github.com:USherbrooke-IFT585/TP3