Implementation de la classe Songlibrary
Merge pull request #44 from seffarmo/master

{music} songlibrary implementation
Ajout de la référence du Component dans le Controller
Merge branch 'master' of https://github.com/LO23/BitMusic into IHM_update
Merge pull request #46 from unkedeuxke/IHM_update

[IHM] update
Add "bitmusic." for package
Merge pull request #47 from jibzou/AddSong

[Music] Add "bitmusic." for package
Merge origin/master into Rights