Adding wrapping for ScaleSkewVersorTransform

Change-Id: Iaa74f268f74a5817031d7ab6f7514fc3c6366446
Adding comprehensive testing for ScaleSkewVersorTransform

Change-Id: Id0730ba60c0248e48a2c90e55867ad4bd81543aa
Merge topic 'SIMPLEITK-567_AddScaleSkewVersorTransform' into next

10956555 Adding comprehensive testing for ScaleSkewVersorTransform
e666f1cc Adding wrapping for ScaleSkewVersorTransform