earle/django-bootstrap — comment on commit fde22e2254d02b1c3bcfa11b1908aa35cd55fa0e
File:  line 0
By jterrace:

Why was this change made? It changed css_class to a required parameter - it's no longer a kwarg. It now interprets Fieldset("header_text", "field1", "field2") as css_class="field1". I don't think that's the intended effect?