Remove world caching from Location to fix issue

Author: 14mRh4X0r

src/Location.java

@@ -43,9 +43,6 @@ public class Location implements java.io.Serializable {
      */
     public String world;
 
-    // Cache world for efficiency
-    private transient World worldRef;
-
     /**
      * Creates a location
      */
@@ -126,17 +123,13 @@ public Location(World world, double X, double Y, double Z, float rotation, float
      *          dimension. May return null if the given world does not exist!
      */
     public World getWorld() {
-        if (worldRef == null) {
-            OWorld oworld = etc.getMCServer().getWorld(world, dimension);
-            worldRef = oworld == null ? null : oworld.world;
-        }
-        return worldRef;
+        OWorld oworld = etc.getMCServer().getWorld(world, dimension);
+        return oworld == null ? null : oworld.world;
     }
 
     public void setWorld(World newWorld) {
         world = newWorld.getName();
         dimension = newWorld.getType().getId();
-        worldRef = newWorld;
     }
 
     /**

src/Player.java

@@ -852,8 +852,7 @@ public void switchWorlds(World world) {
                 || world.getType() == World.Dimension.NORMAL
                 && this.getWorld().getType() == World.Dimension.END) {
             Location loc = this.getLocation();
-            loc.world = world.getName(); // teleport to new world
-            loc.dimension = world.getType().getId();
+            loc.setWorld(world); // teleport to new world
 
             // SRG mcServer.func_71203_ab().func_72368_a(ent, loc.dimension, true, loc); // Respawn with location
             mcServer.af().a(ent, loc.dimension, true, loc); // Respawn with location