Log Message:
Update to 3.12.0, based on meld-devel with an update. Changes to meld-devel:

2014-09-27 meld 3.12.0
======================

  Fixes:

   * Ignore missing files when cleaning up our recently-used folder (Kai
     Willadsen)
   * Guard against dialogs missing properties they should definitely have (Kai
     Willadsen)
   * Remove old property from patch dialog (Kai Willadsen)

  Translations:

   * Andika Triwidada (id)
   * Marek Černocký (cs)
   * Piotr Drąg (pl)

2014-09-19 meld 3.11.4
======================

  Fixes:

   * Only apply the auto merge flag to the last comparison started (Kai
     Willadsen)
   * Fix install layout issues on Debian-based systems (Kai Willadsen)
   * Fix "Open External" for files on Windows (Kai Willadsen)
   * Record installation directory and executable location on Windows (Kai
     Willadsen)
   * Revert to using latin1 as a fallback encoding; this will be reverted in
     the next unstable series (Kai Willadsen)

  Translations:

   * Andika Triwidada (id)
   * Daniel Mustieles (es)
   * fr33domlover (he)
   * Jiri Grönroos (fi)
   * Josef Andersson (sv)
   * Marek Černocký (cs)
   * Piotr Drąg (pl)