Set Combobox dropdown owner window
Set Combobox dropdown owner window

This prevents the dropdown from appearing behind the window
when the window is set as keep on top.

jeoffman/EDDiscovery,mwerle/EDDiscovery,jeoffman/EDDiscovery,mwerle/EDDiscovery,vendolis/EDDiscovery,jthorpe4/EDDiscovery,jgoode/EDDiscovery,jgoode/EDDiscovery,vendolis/EDDiscovery