Merge pull request #1027 from jwuttke/type_conversions

Core/Aggregate/ParticleLayout.h

Core/Instrument/OutputData.h

Core/Lattice/Lattice.cpp

Core/Material/MaterialFactoryFuncs.h

Core/StandardSamples/LayersWithAbsorptionBuilder.cpp

Core/StandardSamples/ParaCrystalBuilder.cpp

Core/StandardSamples/ParticleInTheAirBuilder.cpp

Fit/Minimizer/MinimizerFactory.cpp

GUI/ba3d/view/camera.cpp

GUI/ba3d/view/camera.h

GUI/coregui/Models/ComboProperty.cpp

GUI/coregui/Models/ComponentProxyModel.h

GUI/coregui/Models/ComponentProxyStrategy.cpp

GUI/coregui/Models/DataItem.cpp

GUI/coregui/Models/FTDecayFunctionItems.cpp

GUI/coregui/Models/FTDistributionItems.cpp

GUI/coregui/Models/FitParameterHelper.cpp

GUI/coregui/Models/FitParameterItems.cpp

GUI/coregui/Models/FitParameterProxyModel.cpp

GUI/coregui/Models/FormFactorItems.cpp