Merge remote-tracking branch 'upstream/develop' into ExportProjections

Core/Material/BaseMaterialImpl.h

Core/Material/MagneticMaterialImpl.cpp

Core/Material/MagneticMaterialImpl.h

Core/Material/Material.cpp

Core/Material/Material.h

Core/Material/MaterialFactoryFuncs.cpp

Core/Material/RefractiveCoefMaterial.cpp

Core/Material/RefractiveCoefMaterial.h

Core/Material/WavelengthIndependentMaterial.cpp

Core/Material/WavelengthIndependentMaterial.h

Tests/UnitTests/Core/Other/MaterialTest.h

auto/Doc/man/bornagain.1

auto/Wrap/libBornAgainCore.py

auto/Wrap/libBornAgainCore_wrap.cpp

auto/Wrap/libBornAgainCore_wrap.h