mine cap sizes

src/engine/objects/Mine.java

@@ -179,12 +179,12 @@ public class Mine extends AbstractGameObject {
                 case 3:
                     mine.capSize = 10;
                     break;
-                //case 4:
-                //    mine.capSize = 20;
-                //    break;
+                case 4:
+                    mine.capSize = 3;
+                    break;
             }
             count ++;
-            if(count == 4)
+            if(count == 5)
                 count = 1;
             if(BuildingManager.getBuilding(mine.buildingID) != null) {
                 Building mineTower = BuildingManager.getBuilding(mine.buildingID);