[vino] (3 commits) Non-fast-forward update to branch wip/piotrdrag/unmark-strings

[Piotr Drąg <piotrdrag src gnome org>]

The branch 'wip/piotrdrag/unmark-strings' 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:

  c210f73... Remove non user-visible strings from translation

Commits added to the branch:

  af30833... Fix various defects reported by covscan (*)
  7d477b1... Use Unicode in translatable strings (*)
  c708270... Remove non user-visible strings from translation

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