collecting Lua script garbage

updated vb01

game.cpp

@@ -49,6 +49,7 @@ namespace battleship{
 		for(int i = 0; i < getCpuPlayers().size(); i++) {
 			string plStr = "game.cpuPlayers[" + to_string(i + 1) + "]";
 			SOL_LUA_VIEW.script("executeBtNode(" + plStr + ", " + plStr + ".behaviour)");
+			SOL_LUA_VIEW.collect_garbage();
 		}
 
 		int numPlayersWithUnits = 0;