[libwnck] (2 commits) Non-fast-forward update to branch wip/muktupavels/icon-cache-test

[Alberts Muktupāvels <muktupavels src gnome org>]

The branch 'wip/muktupavels/icon-cache-test' 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:

  76ea891... tests: add test-icon-cache tool

Commits added to the branch:

  c01ee32... icon-cache: remove support for KWM_WIN_ICON (*)
  761dbaf... tests: add test-icon-cache tool

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