MRG: Merge branch 'spacing_correction' into develop

Examples/DataRepresentation/Image/Image4.cxx

Examples/DataRepresentation/Path/PolyLineParametricPath1.cxx

...ples/DisparityMap/SimpleDisparityMapEstimationExample.cxx

Examples/FeatureExtraction/RightAngleDetectionExample.cxx

Examples/FeatureExtraction/SURFExample.cxx

Examples/IO/MetadataExample.cxx

Examples/Iterators/ImageLinearIteratorWithIndex2.cxx

Examples/Iterators/ImageRegionIterator.cxx

Examples/Patented/EstimateAffineTransformationExample.cxx

Examples/Patented/SIFTDisparityMapEstimation.cxx

Examples/Patented/SIFTExample.cxx

Examples/Patented/SIFTFastExample.cxx

Examples/Projections/GeometriesProjectionExample.cxx

Examples/Projections/SensorModelExample.cxx

Examples/Projections/VectorDataExtractROIExample.cxx

Examples/Projections/VectorDataProjectionExample.cxx

Examples/Registration/ImageRegistration1.cxx

Examples/Registration/ImageRegistration2.cxx

Examples/Registration/ImageRegistration5.cxx

Examples/Registration/ImageRegistration9.cxx