- Complete re-work of the Realm Explorer and Zone Builder.

- Realm Explorer & Zone Builder now work together correctly.
 - Program.CurrentEditor now holds the currently running editor.
 - BaseObject.ToString() added to return the Name of the object if ToString() is used.
 - GetZone() method added to Realm.cs

Mud Designer/MudEngine/GameObjects/Environment/Realm.cs

@@ -14,5 +14,16 @@ namespace MudDesigner.MudEngine.Objects.Environment
         {
             Zones = new List<Zone>();
         }
+
+        public Zone GetZone(string ZoneName)
+        {
+            foreach(Zone zone in Zones)
+            {
+                if (zone.Name == ZoneName)
+                    return zone;
+            }
+
+            return null;
+        }
     }
 }