added some copy constructors

include/RefObject.h

include/Type.h

include/nif_math.h

include/obj/BSLightingShaderProperty.h

include/obj/NiAVObject.h

include/obj/NiNode.h

include/obj/NiObject.h

include/obj/NiObjectNET.h

include/obj/bhkCompressedMeshShape.h

include/obj/bhkMoppBvTreeShape.h

include/obj/bhkRigidBody.h

src/RefObject.cpp

src/Type.cpp

src/nif_math.cpp

src/obj/BSLightingShaderProperty.cpp

src/obj/NiAVObject.cpp

src/obj/NiNode.cpp

src/obj/NiObject.cpp

src/obj/NiObjectNET.cpp

src/obj/bhkCompressedMeshShape.cpp