Renamed class to not conflict with the java.lang version.

src/engine/devcmd/cmds/AddNPCCmd.java

@@ -9,10 +9,10 @@
 
 package engine.devcmd.cmds;
 
-import engine.Enum.GameObjectType;
 import engine.InterestManagement.WorldGrid;
 import engine.devcmd.AbstractDevCmd;
 import engine.gameManager.*;
+import engine.mbEnums.GameObjectType;
 import engine.objects.*;
 import org.pmw.tinylog.Logger;