twitter/bootstrap — pull request #1508 by jarijokinen (2012-02-01 11:26:17+00:00)
Title: Allow labels to be links

This fixes hover color and text-decoration for labels that are links:

Default

Personally I like to use labels as show/edit/delete links for lists, usually inside table rows, as regular buttons are too big for this purpose.

Plus I think there are other use cases too, like:

1 New Message