[gtksourceview] (5 commits) Non-fast-forward update to branch wip/metadata

[Sébastien Wilmet <swilmet src gnome org>]

The branch 'wip/metadata' 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:

  9358f82... File: add get/set_metadata()
  f4f5240... FileLoader: load metadata
  c34f2fd... FileSaver: save metadata
  2545c34... FileSaver: add flag to not save metadata
  7c9d28c... FileSaver: add save_metadata(), sync and async versions

Commits added to the branch:

  59331d6... File: add get/set_metadata()
  5dd76aa... FileLoader: load metadata
  fc833dd... FileSaver: save metadata
  deed37b... FileSaver: add flag to not save metadata
  3241b36... FileSaver: add save_metadata(), sync and async versions