twbs/bootstrap — pull request #13073 by comster (2014-03-15 00:47:42+00:00)
Title: add a data attribute for retrieving the parent element of a dropdown

Maybe there was another way I could have done this, but I was having trouble getting scrollspy, and a dropdown in my primary nav to use their data-target options.

So I added a data-parent option to the dropdown, the simplest solution I could come up with.