Duplicate core identifiers:

M70-61 occurs at line 3397 and also at line 3429

	Remedy: Core at line 3429 was renamed M70-61*
	        Line 858 of world.sst was changed the same way.

V19-110 occurs at line 3865 and also at line 4309

	Remedy: Core at line 4309 was renamed V19-110*
            Line 1078 of world.sst was changed the same way.