Internal → Common-cpp Relation

File in Chat-cpp/inc/Internal	Includes file in Common-cpp
Enums / Chat-cpp/inc/Internal/Enums/EventCode.h	inc / Common.h
Enums / Chat-cpp/inc/Internal/Enums/OperationCode.h	inc / Common.h
Enums / Chat-cpp/inc/Internal/Enums/ParameterCode.h	inc / Common.h