[FrameworkBundle] tada animated exceptions

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | none
| License       | MIT
| Doc PR        | none

Tagged as bug fix because it should have been this way since the beginning ;-)
Although the screenshot below shows an infinite loop, the proposed animation is run once naturally.

![oghost](https://cloud.githubusercontent.com/assets/243674/2731514/1c90ccc0-c62e-11e3-975a-e9d3c68aef80.gif)