[pygobject] (2 commits) Non-fast-forward update to branch optionparser-remain-args

[Christoph Reiter <creiter src gnome org>]

The branch 'optionparser-remain-args' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  f8ae54e... OptionParser.parse_args: return leftover arguments. Fixes #

Commits added to the branch:

  ea35835... Make Gtk.Widget.freeze_child_notify a context manager. Fixe (*)
  8181d23... OptionParser.parse_args: return leftover arguments. Fixes #

(*) This commit already existed in another branch; no separate mail sent