hgview #98669 [tui] call set directly instead of footer attribute that does not exist [validation pending]

[tui] call set directly instead of footer attribute that does not exist

hgviewlib.curses.mainframe.Footer dose not have footer attribute.

Traceback (most recent call last):
File "/usr/bin/hgview", line 33, in <module>
  main()
File "/usr/lib/python2.6/site-packages/hgviewlib/application.py", line 192, in main
  sys.exit(start(repo, opts, args, parser.error))
File "/usr/lib/python2.6/site-packages/hgviewlib/application.py", line 143, in start
  return app.exec_()
File "/usr/lib/python2.6/site-packages/hgviewlib/curses/application.py", line 87, in exec_
  out = self.mainloop.run()
File "/usr/lib/python2.6/site-packages/urwid/main_loop.py", line 274, in run
  self.screen.run_wrapper(self._run)
File "/usr/lib/python2.6/site-packages/urwid/raw_display.py", line 237, in run_wrapper
  return fn()
File "/usr/lib/python2.6/site-packages/urwid/main_loop.py", line 307, in _run
  self.event_loop.run()
File "/usr/lib/python2.6/site-packages/urwid/main_loop.py", line 682, in run
  self._loop()
File "/usr/lib/python2.6/site-packages/urwid/main_loop.py", line 720, in _loop
  self._watch_files[fd]()
File "/usr/lib/python2.6/site-packages/urwid/main_loop.py", line 358, in _update
  self.process_input(keys)
File "/usr/lib/python2.6/site-packages/urwid/main_loop.py", line 447, in process_input
  k = self._topmost_widget.keypress(self.screen_size, k)
File "/usr/lib/python2.6/site-packages/hgviewlib/curses/mainframe.py", line 141, in keypress
  key = super(MainFrame, self).keypress(size, key)
File "/usr/lib/python2.6/site-packages/urwid/container.py", line 629, in keypress
  return self.footer.keypress((maxcol,),key)
File "/usr/lib/python2.6/site-packages/hgviewlib/curses/mainframe.py", line 204, in keypress
  cmdline = self.call_command()
File "/usr/lib/python2.6/site-packages/hgviewlib/curses/mainframe.py", line 269, in call_command
  self.footer.set('default', '', '')
File "/usr/lib/python2.6/site-packages/urwid/decoration.py", line 309, in __getattr__
  return getattr(self._original_widget, name)
AttributeError: 'Edit' object has no attribute 'footer'

http://pastebin.com/VisGTAys