We'll take a look - in the meantime, you probably should go ahead and upload both. Sorry about that.
back trialing this some more and the problem is worse than I thought. The only way I can get a configuration app to update is to completely remove and create the application.
Have just spent a couple of hours debugging something that turns out to be your issue - as you can imagine I am a little less than cheerful.
(take a breath here) If you have an expectation that the community supports Chumby then some things need to work reliably.
Can you please have a look at this as at the moment I don't have much confidence.