[glib] (4 commits) Non-fast-forward update to branch wip/nacho/registry-writable

[Ignacio Casal Quinteiro <icq src gnome org>]

The branch 'wip/nacho/registry-writable' 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:

  020b41e... registrybackend: get whether a backend is writable or not
  c117b41... registrybackend: handle writability notifications

Commits added to the branch:

  c4d9431... registrybackend: fix memory leak (*)
  604ca89... registrybackend: do convert values to UTF-16 (*)
  6800a9f... registrybackend: get whether a backend is writable or not
  6d65197... registrybackend: handle writability notifications

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