[gnome-shell] (17 commits) Non-fast-forward update to branch wip/jimmac/app-icon-shadows

[Jakub Steiner <jimmac src gnome org>]

The branch 'wip/jimmac/app-icon-shadows' 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:

  ddf7d3e... WIP:theme: app icon shadows

Commits added to the branch:

  30b6816... theme: Adjust dash icon spacing (*)
  96d66de... dnd: Update actor position after scaling even when animatio (*)
  463000d... Change all g_memdup() to g_memdup2() (*)
  26a39bd... workspacesView: Move workspace scroll code to windowManager (*)
  ac82460... swipeTracker: Optionally require modifiers for scrolling (*)
  7aa36ad... windowManager: Allow switching workspaces with super-scroll (*)
  ed628b9... accessibility/keyboard: Align the panelMenu button style (*)
  f5b622a... panel: Align left and right margin for status panel item (*)
  e641547... appDisplay: Do not bind popdown call to grabHelper onUngrab (*)
  c61e1e5... mpris: Hide unused elements to leave more space for the tit (*)
  0f46a1d... theme: Scale media player button padding with font size (*)
  b0e6972... data: Move custom close icon into actions/ (*)
  29e2b15... data: Rename custom close icon (*)
  49690f3... data: Update custom close icon (*)
  97b9cdc... theme: Legible thumbnail close button (*)
  6bf1832... WIP:theme: app icon shadows
  298b2a8... appDisplay: revisit "Add drop shadow to icons"

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