editor: Make editor multi-seat aware

With multi-seat, multiple entries can occur on the text inputs in the
editor.  Also, the panel shouldn't be hidden by the editor if either
text entry is still active.

Signed-off-by: Derek Foreman <derekf@osg.samsung.com>
Reviewed-by: Jan Arne Petersen <janarne@gmail.com>
Reviewed-by: Bryce Harrington <bryce@osg.samsung.com>
1 file changed