Eliminated GCC 3.4.2 warnings about cases in switch statements related to commodity enumerations not being handled.

git-svn-id: http://svn.berlios.de/svnroot/repos/oolite-linux/trunk@2634 127b21dd-08f5-0310-b4b7-95ae10353056

src/Core/OOConstToString.m

@@ -420,7 +420,7 @@ NSString *CommodityTypeToString(OOCommodityType commodity) // returns the commod
 		CO_CASE(GOLD);
 		CO_CASE(PLATINUM);
 			
-		case CARGO_UNDEFINED:
+		case COMMODITY_UNDEFINED:
 			break;
 	}
 	return @"unknown commodity";

src/Core/Universe.m

@@ -3175,6 +3175,8 @@ static BOOL IsCandidateMainStationPredicate(Entity *entity, void *parameter)
 		case COMMODITY_GOLD:
 		case COMMODITY_PLATINUM:
 			return UNITS_KILOGRAMS;
+		default:
+			break;
 	}
 	// default
 	return UNITS_TONS;