[nautilus] (8 commits) Non-fast-forward update to branch wip/hadess/av-properties-fixes

[Carlos Soriano <csoriano src gnome org>]

The branch 'wip/hadess/av-properties-fixes' 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:

  e0d9fdb... audio-video-properties: Add context to "Unknown" strings
  215f922... audio-video-properties: Make the framerate more precise

Commits added to the branch:

  0456d2a... Updated Slovenian translation (*)
  052f222... Update Catalan translation (*)
  76c287a... Updated Czech translation (*)
  f826da0... audio-video-properties: Add decoder disabler helper (*)
  3d9d2ef... audio-video-properties: Use totem_gst_disable_display_decod (*)
  c51899c... audio-video-properties: Remove unused code (*)
  fdc4300... audio-video-properties: Add context to "Unknown" strings
  3096d7e... audio-video-properties: Make the framerate more precise

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