updated transition when new elements are added

The add button on the lists from the dashboard are hidden and transition back if the form is canceled.

![screen shot 2014-11-03 at 9 05 17 am](https://cloud.githubusercontent.com/assets/923211/4884348/ebd0fb70-636a-11e4-8b77-d8ac5c40d810.png)

ah, I was wondering where that went. I may have duplicated some of this in #429, but you may wanna check that out and see if you're on board.