title: How to clear filter value in toolbar if row is removed from advanced search dialog
body: <p>Free jqgrid does not clear values in filter toolbar if they are removed from advanced searxh dialog.</p>
  
  <p>To reproduce, open advanced searcg dialog in</p>
  
  <p><a href="http://www.ok-soft-gmbh.com/jqGrid/OK/formEditOnDoubleClick-jqueryui-fa-bootstrap.htm" rel="nofollow noreferrer">http://www.ok-soft-gmbh.com/jqGrid/OK/formEditOnDoubleClick-jqueryui-fa-bootstrap.htm</a></p>
  
  <p>and delete both conditons by clicking in minus button
  After pressing find button search toolbar still contains those values.
  how to fix this ?</p>
  
  <p><a href="https://i.stack.imgur.com/M3gmT.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/M3gmT.png" alt="still"></a></p>