sonata-project/SonataAdminBundle — pull request #1780 by EmmanuelVella (2013-11-06 09:22:24+00:00)
Title: Apply select2 on appended form element

For example : when adding an element to a multiple select, select2 is not correctly refreshed and the new option does not appear :

![select2-multiple](https://f.cloud.github.com/assets/663607/1481232/b2f91e7c-46c4-11e3-88d7-ae7aeb908b68.jpg)