jquery/jquery-ui — pull request #725 by jscheel (2012-09-06 16:07:35+00:00)
Title: Fixed iframeFix in draggable, so that it's cleanup works when option is boolean or selector

The draggable iframeFix option can either be a boolean or a selector. However, during the cleanup phase, in _mouseUp, jQuery UI assumes that the truthiness of the value must be a boolean. This fix relaxes the truthiness so that it works with selectors as well.