Merge branch 'rr4' into 'develop'

Core/Computation/DWBASingleComputation.cpp

Core/Computation/GISASSpecularComputation.cpp

Core/Computation/IComputation.h

Core/Computation/RoughMultiLayerComputation.cpp

Core/Simulation/DepthProbeSimulation.h

Core/Simulation/ISimulation.h

Core/Swig/MultiLayerFuncs.cpp

Core/Term/DepthProbeComputationTerm.cpp

Core/Term/SpecularComputationTerm.cpp

Resample/Coherence/FFTerm.cpp

Resample/FFCompute/ComputeDWBA.cpp

Resample/FFCompute/ComputeDWBAPol.cpp

Resample/FFCompute/IComputeFF.cpp

Resample/Fresnel/MatrixFresnelMap.cpp

Resample/Fresnel/ScalarFresnelMap.cpp

Resample/Interference/IInterferenceFunctionStrategy.h

Resample/Options/SimulationOptions.cpp

Resample/Options/SimulationOptions.h

Resample/Processed/ProcessedSample.cpp

Resample/RT/ILayerRTCoefficients.h