uib-dropdown-toggle <input> re-focusing on outside click #6321

Bug description:

uib-dropdown-toggle re-focusing on outside click (e.g. another common, non-dropdown-toggle input)

Steps to reproduce

1. Click to toggle dropdown menu
2. Click on common input or outside of dropdown

Observed

Hide dropdown menu , focus returns to uib-dropdown-toggle

Expected

Hide dropdown menu, set focus to clicked element

Link to minimally-working plunker that reproduces the issue:

https://plnkr.co/edit/sxREBmeGwoFBQ4ZnOLIV?p=preview

Version of Angular, UIBS, and Bootstrap

Angular: v1.5.8

UIBS: Version: 2.2.0 - 2016-10-10

Bootstrap: v3.3.7