[gnome-shell] (19 commits) Non-fast-forward update to branch wip/exalm/gestures2

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/gestures2' 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:

  393877b... workspaceAnimation: Split from WindowManager
  51bc3b2... workspaceAnimation: Stop depending on shellwm
  58c451c... workspaceAnimation: Extract WorkspaceGroup
  538cc23... workspaceAnimation: Add to uiGroup insead of window_group
  948dbc2... workspaceAnimation: Add a background
  1ff8932... workspaceAnimation: Use window clones
  5858ea4... workspaceAnimation: Use a workspace strip
  e0fefdb... workspaceAnimation: Group sticky windows and moving window
  12b99cb... workspaceAnimation: Support multiple screens
  7489465... workspaceAnimation: Disable unredirection during the gestur
  300bcb6... workspaceAnimation: Move background to WorkspaceGroup

Commits added to the branch:

  ac3faac... overviewControls: Remove intermediate box (*)
  b84eb24... workspaceThumbnails: Expand workspaces before scale-in anim (*)
  862b5be... background: Trivial style cleanup (*)
  cfc1f1f... background: Add option to not use background content size (*)
  8eb81ae... overview: Move background to Workspace (*)
  9062d5d... workspace: Clip background (*)
  059ea64... style: Remove workspace padding (*)
  1f3a364... theme: Desaturate system color (*)
  667cbd8... workspaceAnimation: Split from WindowManager
  2e023dc... workspaceAnimation: Stop depending on shellwm
  8b00005... workspaceAnimation: Extract WorkspaceGroup
  5dc9f3c... workspaceAnimation: Add to uiGroup insead of window_group
  814f50c... workspaceAnimation: Add a background
  2d5deba... workspaceAnimation: Use window clones
  0b6398b... workspaceAnimation: Use a workspace strip
  e396291... workspaceAnimation: Group sticky windows and moving window
  2205929... workspaceAnimation: Support multiple screens
  3726179... workspaceAnimation: Disable unredirection during the gestur
  85aefc0... workspaceAnimation: Move background to WorkspaceGroup

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