Merge pull request #30 from gpospelov/RoiInCore

Core/Binning/SimulationElement.cpp

Core/Binning/SimulationElement.h

Core/Instrument/IDetector2D.cpp

Core/Instrument/IDetector2D.h

Core/Instrument/Instrument.cpp

Core/Instrument/IsGISAXSDetector.cpp

Core/Instrument/IsGISAXSDetector.h

Core/Instrument/RectangularDetector.cpp

Core/Instrument/RectangularDetector.h

Core/Instrument/SimulationArea.cpp

Core/Instrument/SimulationArea.h

Core/Instrument/SimulationAreaIterator.cpp

Core/Instrument/SimulationAreaIterator.h

Core/Instrument/SphericalDetector.cpp

Core/Instrument/SphericalDetector.h

Core/Simulation/GISASSimulation.cpp

Core/Simulation/GISASSimulation.h

Core/Simulation/OffSpecSimulation.cpp

Core/StandardSamples/IFactory.h

Core/StandardSamples/SimulationFactory.cpp