Merge pull request #7 from ocommowi/svf-tp-correct

Correct number of iterations calculation in TransformPoint
Replaced itk::DisplacementFieldTransform by rpi::DisplacementFieldTransform. Other adaptations include adding some implementations for new pure virtual methods in ITK 4 transforms
Further corrections for ITK 4, now everything compiles with ITK 4 without v3 compatibility and with concept checking enabled
Add ITK libs definitions to ease lib inclusion for tools
Try removing some shadowing
Remove ITK_LIBRARIES
Change Deformation to Displacement to be coherent with ITK4
Change Deformation to Displacement to be coherent with ITK4
Changes for ITK4 compatibility  with Windows
ITKReview is now optional
I should always finish editing before a commit...
Correct FindTCLAP
ITKReview is needed, and ITK_USE_REVIEW doesn't exist anymore anyway
RegistrationAddOn doesn't have to be forced to shared