jquery/jquery-ui — pull request #1106 by dekajp (2013-10-15 03:49:01+00:00)
Title: widget:option should work as getter only when argument length =1. Fix-ti...

ticket 9601 - Widget: calling _setOption with undefined as 3rd argument makes it a getter

`option: function( key, value )` works as setter if `value=undefined` . Fixed `option` to allow set `key=undefined`