[gexiv2] (6 commits) Non-fast-forward update to branch wip/phako/gio

[Jens Georg <jensgeorg src gnome org>]

The branch 'wip/phako/gio' 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:

  a049215... wip: Add GIO support to Metadata
  0210c51... gio: Skip one allocation
  111d507... gio: Use new exiv2 type
  4cbadb7... wip: Try to add write support

Commits added to the branch:

  7100238... all: Fix building against Exiv2 master (*)
  05c3dd3... flatpak: Strip down exiv2 (*)
  b1795fe... Add GIO read-only support to Metadata (*)
  e2a08d5... Fix throwing error with >= 0.27 (*)
  67d5a11... Fix building GIO wrapper against exiv2 master (*)
  bb686fa... wip: GIO write support

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