MRG: Synchronize with branch 'develop'

.hgignore

.hgsigs

CMake/SourceStatus.cmake

Documentation/SoftwareGuide/Latex/ReleaseNotes.tex

Modules/Applications/AppProjection/app/otbSuperimpose.cxx

Modules/Filtering/MathParserX/include/otbParserX.h

Modules/Learning/Sampling/src/otbSamplingRateCalculator.cxx

...vised/include/otbSharkRandomForestsMachineLearningModel.h

Modules/MPI/MPIConfig/src/otbMPIConfig.cxx

...s/MPI/MPITiffWriter/include/otbSimpleParallelTiffWriter.h

...ationEngine/src/otbWrapperApplicationHtmlDocGenerator.cxx

SuperBuild/Packaging/CMakeLists.txt

SuperBuild/Packaging/CreateCMakeProjects.cmake

SuperBuild/Packaging/PackageGlobals.cmake

SuperBuild/Packaging/PackageHelper.cmake

SuperBuild/Packaging/PackageMacros.cmake