CoordSystem2D no longer dependent on Beam

Core/Simulation/DepthProbeSimulation.cpp

Core/Simulation/OffSpecularSimulation.cpp

Device/Instrument/CoordSystem2D.cpp

Device/Instrument/CoordSystem2D.h

Device/Instrument/Instrument.cpp

GUI/Models/InstrumentItems.cpp

Tests/UnitTests/Core/Core/DepthProbeConverterTest.cpp

Tests/UnitTests/Core/Instrument/OffSpecularConverterTest.cpp

Tests/UnitTests/Core/Instrument/RectangularConverterTest.cpp

Tests/UnitTests/Core/Instrument/SphericalConverterTest.cpp

auto/Wrap/doxygenDevice.i