[gimp] (2 commits) Non-fast-forward update to branch wip/nielsdg/vapi

[Niels De Graef <nielsdg src gnome org>]

The branch 'wip/nielsdg/vapi' 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:

  61c57b8... Allow building vala plugins

Commits added to the branch:

  febc5cc... Revert "Don't forget to include <glib-object.h>" (*)
  96e062c... Allow building vala plugins

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