added equality to ghosts
Merge branch 'master' of https://Pacman555@github.com/Pacman555/Pacman.git
Merge branch 'master' of
https://Pacman555@github.com/Pacman555/Pacman.git

Conflicts:
	15_Pacman/src/de/tu_darmstadt/gdi1/pacman/entities/GhostEntity.java