- Fixed various instances of unused variables, accessing arrays out of bounds, initialization of non-primitive members in constructor's body, dead code, passing parameters by value instead of reference, usage of uninitialized variables, as reported by cppcheck.

src/g_mapinfo.cpp

@@ -705,8 +705,6 @@ void FMapInfoParser::ParseCluster()
 		}
 		else if (sc.Compare("music"))
 		{
-			int order = 0;
-
 			ParseAssign();
 			ParseMusic(clusterinfo->MessageMusic, clusterinfo->musicorder);
 		}