Collisions!
More lightning stuff.

Merge branch 'master' of github.com:RoXeon/Pacman3D

Conflicts:
	src/Board.cpp
	src/main.cpp
add ceil
Merge branch 'master' of https://github.com/kzemek/Pacman3D

Conflicts:
	src/Board.cpp
	src/main.cpp
improve textures quality