Merge branch 'develop' into feature/unit-tests

src/language/modules/CMakeLists.txt

src/language/modules/ModuleRepository.cpp

src/language/modules/SchemeModule.cpp

src/language/modules/SocketModule.cpp

src/language/modules/SocketModule.hpp

src/language/utils/OStream.hpp

src/scheme/AcousticSolver.cpp

src/scheme/ExternalBoundaryConditionDescriptor.hpp

src/scheme/IBoundaryConditionDescriptor.hpp

src/utils/CMakeLists.txt

src/utils/Messenger.hpp

src/utils/Socket.cpp

src/utils/Socket.hpp

tests/CMakeLists.txt

tests/test_BinaryExpressionProcessor_shift.cpp

tests/test_MathModule.cpp

tests/test_Socket.cpp

tests/test_SocketModule.cpp