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

[Alberts Muktupāvels <muktupavels src gnome org>]

The branch 'wip/muktupavels/icons' 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:

  8bf64ed... icon-cache: add invalidated signal
  5062df2... icon-cache: read icons in getters
  97cadf1... application: load icons only in getters
  f7a750d... window: load icons only in getters
  bf06e7c... icon-cache: make get_icon_invalidated static
  de624e6... icon-cache: make read_icons static

Commits added to the branch:

  4897d26... icon-cache: add invalidated signal
  c8e9941... icon-cache: read icons in getters
  8ae5b63... application: load icons only in getters
  3429157... window: load icons only in getters
  8f72e3b... icon-cache: make get_icon_invalidated static
  d7b68b8... icon-cache: make read_icons static
  e72c19b... icon-cache: remove support for KWM_WIN_ICON
  cf016bc... icon-cache: read only requested size