Fix world idle-out on 1.12.2

forge-1.12.2/src/main/java/org/dynmap/forge_1_12_2/DynmapPlugin.java

@@ -975,9 +975,7 @@ public class DynmapPlugin
             }
             /* Check for idle worlds */
             if((cur_tick % 20) == 0) {
-                /*NOTYET - need rest of forge
                 doIdleOutOfWorlds();
-                */
             }
 		}