Separated concerns from simulator class

BackendTests/BackendTests.vcxproj

BackendTests/SimulatorTest.cpp

FMU-Core

Files/FmuFile.cpp

Files/FmuFile.hpp

Files/ModeliFile.cpp

Files/ModeliFile.hpp

MC_BackEnd.sln

MC_Backend_Win/MC_Backend_Win.vcxproj

Main/main.cpp

Network/Network.vcxitems

Network/Network.vcxitems.filters

Simulation/ChannelLinkContainer.cpp

Simulation/ChannelLinkContainer.h

Simulation/FmuContainer.cpp

Simulation/FmuContainer.h

Simulation/ModeliGrpcServer.cpp

Simulation/ModeliGrpcServer.h

Simulation/Simulation.hpp

Simulation/Simulation.vcxitems