[gexiv2] (5 commits) Non-fast-forward update to branch wip/59

[Jens Georg <jensgeorg src gnome org>]

The branch 'wip/59' 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:

  522508e... win32: Provide UTF16 filename for exiv2
  f72dc06... win32: Handle non-unicode exiv2 case
  ef86f0e... win32: Convert paths for saving

Commits added to the branch:

  34a1612... all: Properly mark overriden methods (*)
  6c3dd05... win32: Provide UTF16 filename for exiv2
  12973dd... win32: Handle non-unicode exiv2 case
  07bd7dd... win32: Convert paths for saving
  41f1be4... Minor compiler warnings fixes

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