[libwnck] (12 commits) Non-fast-forward update to branch wip/warnings3

[Alberts Muktupāvels <muktupavels src gnome org>]

The branch 'wip/warnings3' 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:

  398219b... util: avoid deprecated gtk_widget_override_font
  833e1a3... util: fix 'comparison between signed and unsigned integer' 
  8862d89... xutils: fix 'comparison between signed and unsigned integer
  79af394... tasklist: fix 'comparison between signed and unsigned integ
  b6918d6... tasklist: avoid deprecated gtk_style_context_get_background
  fb20ec1... pager: avoid deprecated gtk_style_context_set_background
  c0f01a1... xutils: fix signed / unsigned warnings
  11b8452... screen: fix signed / unsigned warnings
  26e8aa6... screen: avoid deprecated gdk_display_get_screen
  e038aa8... window: avoid signed / unsigned warning
  0cb73a5... bump version to 3.24.0

Commits added to the branch:

  6e18f10... fix builddir != srcdir (*)
  9498e7a... util: avoid deprecated gtk_widget_override_font
  0c6ad08... util: fix 'comparison between signed and unsigned integer' 
  cb2abff... xutils: fix 'comparison between signed and unsigned integer
  ab9d5ff... tasklist: fix 'comparison between signed and unsigned integ
  e6b2aaf... tasklist: avoid deprecated gtk_style_context_get_background
  162de7e... pager: avoid deprecated gtk_style_context_set_background
  31402d9... xutils: fix signed / unsigned warnings
  1312762... screen: fix signed / unsigned warnings
  b190a97... screen: avoid deprecated gdk_display_get_screen
  4eea6ce... window: avoid signed / unsigned warning
  d49b4c2... bump version to 3.24.0

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