Merge pull request #17 from jamast/master

Mergeimergi2
Merge pull request #19 from jamast/master

Merg2
Light now more accessible

One can now set Lights width/height

And no obfuscated light is initialized in the scene
scene light now in shader
Merge remote-tracking branch 'upstream/master'

Conflicts:
	HDA_CG/Code/src/Light.cpp
	HDA_CG/Shader/PS.hlsl