[libwnck] (8 commits) Non-fast-forward update to branch wip/muktupavels/wnck-handle

[Alberts Muktupāvels <muktupavels src gnome org>]

The branch 'wip/muktupavels/wnck-handle' 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:

  d7e6d47... handle: make it public
  efd7a65... wnckprop: port to WnckHandle
  847d793... urgency-monitor: port to WnckHandle
  a71c2e4... port tests to WnckHandle
  67a4ed1... deprecate functions that does not use WnckHandle
  e1951b1... handle: fix crash
  bcb5f1c... util: move icon reloading to WnckHandle

Commits added to the branch:

  c01ee32... icon-cache: remove support for KWM_WIN_ICON (*)
  31851da... handle: make it public
  cf23368... wnckprop: port to WnckHandle
  0d9db2b... urgency-monitor: port to WnckHandle
  2af71f0... port tests to WnckHandle
  c54e6c6... deprecate functions that does not use WnckHandle
  d6cffaf... handle: fix crash
  85d3a51... util: move icon reloading to WnckHandle

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