In the source:
It would probably be good if you could build the external JS with a version # in the name to remove confusion for debugging when viewing peoples code etc, (you can see exactly what version they are using). It will have other benefits down the line as well.
Alpha release 27:
Also as mentioned in another thread, plugin development is hampered by browser caching. During development it would be beneficial to stop caching:
But during the formal export the query string can be removed.