[gnome-shell] (12 commits) Non-fast-forward update to branch wip/fmuellner/es6-classes

[Florian Müllner <fmuellner src gnome org>]

The branch 'wip/fmuellner/es6-classes' 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:

  f4ec1a5... cleanup: Port non-GObject classes to JS6 classes
  01d473e... cleanup: Port GObject classes to JS6 classes
  1f15760... docs: Update HACKING
  447fd28... lookingGlass: Don't import Lang by default

Commits added to the branch:

  edbb204... animation: Disable spinner animations when actor is destroy (*)
  8840608... Update Catalan translation (*)
  809d921... search: Initialise searchInProgress when search providers a (*)
  5f223e0... polkitAgent: Disconnect session signal handlers when destro (*)
  ddd1825... polkitAgent: Drop close() override in favour of closed sign (*)
  081d94e... polkitAgent: Destroy session from dialogue closed handler (*)
  21de3c3... polkitAgent: Disconnect from user signals when closing dial (*)
  8bb9eb0... keyboard: Disconnect from input source manager when destroy (*)
  b83ab34... cleanup: Port non-GObject classes to JS6 classes
  4501d5b... cleanup: Port GObject classes to JS6 classes
  9ecaea1... docs: Update HACKING
  7704d7a... lookingGlass: Don't import Lang by default

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