Black and white lighting working
can now move the light in all direction
change screen widht
Merge branch 'Branch_Alex' of https://github.com/mhotan/DD2323 into mhotan

Conflicts:
	CgLab2/skeleton.cpp
Implemented Direct light, shadows, Indirect light
Initial implementation of Lab 3
Made light more visible and implemented advanced controller
Merge pull request #1 from mhotan/mhotan

Lab 2 and 3