Summary: Noticed when testing `selectClient` logic, that if plugin selection is changed programmatically rather than interactively, the selection isn't updated, and the scrolling wasn't working nicely either (since `active` collided with a non-public Ant field it always got overriden).
Reviewed By: nikoant
Differential Revision: D25460681
fbshipit-source-id: 1854ee8b9e6b2a2580f2143cd834ac1eacd296a9
455b8c9316