calculates the transform matrix for lights considering vectors like pre- and postrotation

In the previous implementation vectors like pre- and postrotation were ignored in the calculation of the transform-matrix. The function EvaluateLocalTransform() returns a transform matrix considering those vectors

Conflicts:
	gameplay-encoder/src/FBXSceneEncoder.cpp
Merge pull request #921 from ChrisWiki/master

Calculates TransformMatrix for lights considering pre- and postrotation among others