InfosSongComponent: title, album and artist implemented | linked to the click on the TabComponent
InfosSongComponent: added title, artist and album labels
Merge http://github.com/LO23/BitMusic into IHM_update_akd
RateSongView: implemented the view
Merge pull request #376 from akdiallo/IHM_update_akd

[IHM] Update InfosSongComponent & RateSongComponent