Simulation + 3-arg c'tors

Core/Simulation/GISASSimulation.cpp

Core/Simulation/GISASSimulation.h

Core/Simulation/ISimulation.cpp

Core/Simulation/ISimulation.h

Core/Simulation/ISimulation2D.cpp

Core/Simulation/ISimulation2D.h

Core/Simulation/OffSpecSimulation.cpp

Core/Simulation/OffSpecSimulation.h

Device/Instrument/Instrument.cpp

Device/Instrument/Instrument.h

auto/Wrap/doxygenCore.i

auto/Wrap/doxygenDevice.i

auto/Wrap/libBornAgainCore.py

auto/Wrap/libBornAgainCore_wrap.cpp

auto/Wrap/libBornAgainDevice_wrap.cpp