genicam: create GcEnumeration and GcCategory nodes.
genicam: create GcEnumeration and GcCategory nodes.

AnilRamachandran/aravis,AravisProject/aravis,AravisProject/aravis,AnilRamachandran/aravis,lu-zero/aravis,lu-zero/aravis,lu-zero/aravis,lu-zero/aravis,AnilRamachandran/aravis,AravisProject/aravis,AnilRamachandran/aravis,AnilRamachandran/aravis,AravisProject/aravis,lu-zero/aravis,AravisProject/aravis