[MusicPlayer] Modify prevent issue and modify ContentUpdate popup and add popup gener...

[MusicPlayer] Modify prevent issue and modify ContentUpdate popup and add popup generating code when Content update is occur and fix jira issue and clean up mini bar MT call button and modify to call the tableview update in ContentUpdate callback when content delete and modify to be the same as the initial entry of the panel come contentupdate callback from ContentEditPanel

Change-Id: Icf922466973467edb0a93bf342dd9f80e419d77d