dnouri/deform_bootstrap — pull request #25 by mcdonc (2012-04-16 10:52:38+00:00)
Title: add a Chosen optgroup widget

Usage:

```python
ChosenOptGroupWidget(
values = [
{'label':'Groups', 'values':[('g1', 'g1'), ('g2', 'g2')]},
{'label':'Users', 'values':[('u1', 'u1'), ('u2', 'u2')]},
])
```