[gnome-shell] (17 commits) Non-fast-forward update to branch wip/carlosg/issue-1017

[Florian Müllner <fmuellner src gnome org>]

The branch 'wip/carlosg/issue-1017' 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:

  b13d256... shell: Fallback on ISO 8601 datetime string for screenshot 

Commits added to the branch:

  b05683d... Update Croatian translation (*)
  4fa5d70... network: Catch errors when reading devices (*)
  df9ddf9... iconGrid: Chain up in style-changed (*)
  a298943... magnifier: Update screen position on activation (*)
  3e09155... magnifier: Only connect to signals when ZoomRegion is activ (*)
  1767cd0... app: Consider "quit" action for quit (*)
  49f79d9... Update Chinese (Taiwan) translation (*)
  c435889... Update Chinese (Taiwan) translation (*)
  5af81d4... Update Esperanto translation (*)
  911ae49... Updated Spanish translation (*)
  4f0851c... Update Slovak translation (*)
  7eee0e0... magnifier: Return all parameters on sprite content preferre (*)
  4247251... magnifier: Use all color channels to paint content texture  (*)
  8146e9d... magnifier: Invalidate content size when it changes (*)
  9158f55... magnifier: Track cursor sprite changes only when active (*)
  727195c... magnifier: Use actor scaling filters on content texture nod (*)
  1b5e91e... shell: Fallback on ISO 8601 datetime string for screenshot 

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