All file panels related stuff was moved to midnight.[ch].
Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
Signed-off-by: Slava Zanko <slavazanko@gmail.com>
menubar_set_visible(): new function to get rid of menubar_visible global variable
in widgtes library.
menu_set_name(): new function to avoid total recreation of main menu
after change panel layout.
Signed-off-by: Andrew Borodin <aborodin@vmail.ru>