twitter/typeahead.js — pull request #431 by vfportero (2013-09-05 11:40:39+00:00)
Title: Added new event "hintUpdated"

Triggered when the hint is updated and the dropdown menu is populated.
The first suggestion datum is passed as argument.

Usefull for handle the end of the autocomplete and ensure that the
dropwdown is populated

Also, I updated the documentation