implementation VideoListOperations - changed interface(operations should use pointers, not videoList itself)
removed VideoListOperation
adapt videolistcontrollers and -operations to FilteredVideo - changed interface
added ExtendedVideoListOperations
visual studio problems
implemented FPSChangingOperation - changed interface
now with adding players to playerList - interface changes
improved
... fixed improvements made.
adapted to new FPSChangingOperation - interface changed (double fps)
Merge branch 'Controller' into viewDieZweite

Conflicts:
	ctt/PlayerController.cpp
	ctt/ctt.vcxproj.filters