Method: GET_VERSION_HEADER
Method: LOAD
Method: GET_ALL_SNAPSHOTS
Method: GET_ALL_SIMULATIONS
Method: DO_ACTION_VERSION_CREATION
Method: GET_APPL_OBJECT_CLSNAME_BY_OT
Method: CONSTRUCTOR
Method: CHECK_EXISTENCE
Method: FILL_DISPLAY_STRUCTURE
Method: DETERMINE_ACT_DELETE
Method: GET_MY_OBJECTS_DB