Remove helpful message when background process succeeds

* Remove a duplicate module declaration which was causing multiple ajax requests to be made
* Remove elements on batch success

Fixes #70745188

![screen shot 2014-05-06 at 11 57 47](https://cloud.githubusercontent.com/assets/319055/2888642/c90e349e-d50e-11e3-973e-1350d9a2b0fd.png)