[nautilus] Created tag 3.18.5

[Gitlab System User <gitlab src gnome org>]

The signed tag '3.18.5' was created.

Tagger: Carlos Soriano <csoriano gnome org>
Date: 1453729042 +0100

    tag for 3.18.5

Changes since the last tag '3.18.4':

Alberts Muktupāvels (1):
      nautilus-link: fix XDG_CURRENT_DESKTOP usage

Aron Xu (1):
      Update Chinese simplified translation

Carlos Soriano (20):
      thumbnails: avoid crash with jp2 images
      search-engine: better debug info
      search-engine-model: fix infinity waiting
      window-slot: sync search visibility when using history
      files-view: don't use g_set_object
      files-view: use finalize instead of dispose
      files-view: move disconnect_signal calls to destroy
      files-view: disconnect leaked signals
      files-view: use explicit in_destruction boolean
      window-slot: use cancel_change instead of end_change
      window-slot: move cancel_location to stop_loading
      files-view: don't remove model when stoping view
      files-view: make search robust
      files-view: fix management when using internal model
      search-directory: disconnect leaked signals
      monitor: don't check for FAM
      files-view: emit is-loading in the right place
      search-directory: don't mark as all_files_seen on hits ready
      files-view: display search files while searching
      release: prepare for 3.18.5