[gtk+] (21 commits) Non-fast-forward update to branch wip/cosimoc/range-gadget

[Cosimo Cecchi <cosimoc src gnome org>]

The branch 'wip/cosimoc/range-gadget' 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:

  5e18e6b... range: first pass at porting to gadgets
  77a8053... range: deprecate trough-under-steppers
  c8e44d0... range: use newer GtkCssGadget API
  e0dade5... range: deprecate arrow-scaling style property
  0d5c58c... range: don't call gtk_range_calc_layout() in realize()
  25062f8... range: simplify code a bit
  6bee036... range: remove call that is not needed
  931e458... range: remove unused code
  ca5d55a... gadget: add hit test functions
  0fd4e36... range: continue porting to GtkGadgets
  046fcba... range: deprecate more style properties

Commits added to the branch:

  908bcf3... updated Punjabi Translation (*)
  00559e1... updated Punjabi Translation (*)
  c2dd3c0... win32: Move variable definition to not cause gcc warning (*)
  c73db50... win32: Implement GetSystemMetric() fallbacks (*)
  3c5c748... win32 fallback: Warn if we don't know how to draw a part (*)
  2e709fd... win32 fallback: Add code to draw titlebars (*)
  828f2e1... win32 theme: Sanitize a few colors (*)
  e935993... win32 fallback: Draw window title button images (*)
  e8112f6... range: first pass at porting to gadgets
  408c498... range: deprecate trough-under-steppers
  a831bf4... range: use newer GtkCssGadget API
  9ed6d90... range: deprecate arrow-scaling style property
  f47fc9e... range: don't call gtk_range_calc_layout() in realize()
  5760546... range: simplify code a bit
  4283b52... range: remove call that is not needed
  ae0d6a6... range: remove unused code
  8e66496... gadget: add hit test functions
  b84e7ba... range: continue porting to GtkGadgets
  1d9e41f... range: deprecate more style properties
  4d03bbe... scale: deprecate slider-length style property
  b45309d... wip

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