Added plotting of different polarization intensities + some fixes

App/inc/IsGISAXSTools.h

App/src/IsGISAXSTools.cpp

App/src/TestPolarizedDWBA.cpp

Core/Algorithms/inc/Simulation.h

Core/Algorithms/src/MultiLayerDWBASimulation.cpp

Core/Algorithms/src/Simulation.cpp

Core/FormFactors/src/FormFactorDWBAPol.cpp

Core/FormFactors/src/FormFactorPol.cpp

Core/Samples/src/Particle.cpp

Core/Tools/src/SampleMaterialVisitor.cpp

XCode_BornAgain.xcodeproj/project.pbxproj