Misc cleanups/Fixes

Source/Game/Scripting/CoreScripts.cs

@@ -540,7 +540,7 @@ namespace Game.Scripting
             Global.ScriptMgr.AddScript(this);
         }
 
-        public override bool IsDatabaseBound() { return true; }
+        public override bool IsDatabaseBound() { return false; }
 
         // Called when an additional criteria is checked.
         public virtual bool OnCheck(Player source, Unit target) { return false; }

Source/Game/Scripting/ScriptManager.cs

@@ -168,6 +168,7 @@ namespace Game.Scripting
                             case "GuildScript":
                             case "GroupScript":
                             case "AreaTriggerEntityScript":
+                            case "OnlyOnceAreaTriggerScript":
                             case "SceneScript":
                                 if (!attribute.Name.IsEmpty())
                                     name = attribute.Name;