Ajout de l'interpolation linéaire et de l'interpolation par spline de la déformation.

...rityMap/otbBSplinesInterpolateDeformationFieldGenerator.h

...tyMap/otbBSplinesInterpolateDeformationFieldGenerator.txx

...NearestPointsLinearInterpolateDeformationFieldGenerator.h

...arestPointsLinearInterpolateDeformationFieldGenerator.txx

Code/DisparityMap/otbPointSetToDeformationFieldGenerator.h

Testing/Code/DisparityMap/CMakeLists.txt

...tyMap/otbBSplinesInterpolateDeformationFieldGenerator.cxx

...ap/otbBSplinesInterpolateDeformationFieldGeneratorNew.cxx

Testing/Code/DisparityMap/otbDisparityMapTests.cxx

...arestPointsLinearInterpolateDeformationFieldGenerator.cxx

...stPointsLinearInterpolateDeformationFieldGeneratorNew.cxx