fabien-d/alertify.js — pull request #114 by idpro (2013-02-04 17:31:14+00:00)
Title: Add custom CSS class(es) to .log()

Extends .log() to include a new variable at the end to define custom CSS classes.

`alertify.log( 'Something good just happened!', 'success', 5000, 'a-good-class moar-classes' )`

Should help issue #89 as well.