Droid added
Droid now visible
some tryings for droid ceation and movements
Merge branch 'bullet-engine' into droid-destruction
physicOobject for Bullet added
bullet collision shapes added
physics object refactored a little
bullet finally works as gravity
working collision with moves
User pointers on objects, collision with light saber, but still no collisions
droid destruction
unneeded code deleted
Merge remote-tracking branch 'origin/droid-destruction'

Conflicts:
	src/main.cc
	src/world/lightsaber.hh
	src/world/world.cc
	src/world/world.hh
Merge all branches