Fixed a bug in TransformationMatrix where the scale factor changed when rotating
Moved getTranslate method to translation in TransformationMatrix
Moved scaleFactor method to scale in TransformationMatrix
Tested the TransformationMatrix a bit
Merge remote-tracking branch 'origin/rectangle' into rectangle

Conflicts:
	src/main/scala/com/siigna/app/model/shape/RectangleShape.scala
	src/main/scala/com/siigna/util/geom/TransformationMatrix.scala