mgcrea/angular-strap — pull request #843 by bstruthers (2014-06-19 01:24:38+00:00)
Title: Change tooltip so it remains invisible until it is positioned.  

Change the tooltip so that when it is first opened its visibility is hidden. Once positioned, then show the tooltip. This fixes the issue reported in issue https://github.com/mgcrea/angular-strap/issues/840.