Issue 24 - Incorrectly converting degrees to radians.

git-svn-id: http://assimp-net.googlecode.com/svn/trunk@126 f94b5969-1416-58a3-bd65-97f45d67da10
Initial commit
move to v4.5.1 framework

Conflicts:
	AssimpNet.Sample/AssimpNet.Sample.csproj
add Intensity in light struct

Conflicts:
	AssimpNet/Light.cs
add CastShadows field for lights

Conflicts:
	AssimpNet/Light.cs
add Range field in Lights
allow to change nodes parent
Add material meta-property handlers