Changes

| MDS7PLR1 event flags.<br />0x01: when everyone run to hideout.<br />0x02: when talk to man to view pillar to call. This will run special event script when return to this map. Remove this bit after script is called.<br />0x04: when Barret return to map and call us again.<br />0x08: ater after return to this map after seeing pillar.<br />0x10: after talking to right soldier twice (before mission in 5th reactor).