Implements an initial version of Baton Pass.

Will probably need some additional work in the future.

PkmnLib.Dynamic/ScriptHandling/ScriptContainer.cs

@@ -65,4 +65,9 @@ public class ScriptContainer : IEnumerable<ScriptContainer>, IDeepCloneable
         }
         Script = null;
     }
+    
+    public void ClearWithoutRemoving()
+    {
+        Script = null;
+    }
 }