Mod Current song implementaiton

* Implemented modifying the current song for the 07 implementation
Initial current song tests

* Initial current song tests are now working.
Added mod current song permission tests
Blank Current Song Tests now working
Logout tests working
Active playlist retrivial enabled & tested
modified active playlist access
07 Multimod Active Playlist

I believe the 07 Multimod active playlist is now implemented. We now
need to test it.