[gtk+/quartz-integration] (14 commits) ...Merge branch 'master' into quartz-integration

[John Ralls <jralls src gnome org>]

Summary of changes:

  68ebc77... styleproperties: Add an unset vfunc to style properties (*)
  6aa000f... styleproperties: Add unset functions for shorthands (*)
  20c6acf... reftests: Add test for recent fix (*)
  1cdb47d... notebook: Remove the homogenous private member variable (*)
  cb34cfe... Updated Slovenian translation (*)
  ebadb36... notebook: Remove unused private member variable (*)
  0141651... css: Use the correct free function (*)
  5eefc37... cssprovider: @import <string> is valid CSS (*)
  b8465d2... cssprovider: Get the location right for semicolon warnings (*)
  1a76304... cssprovider: Emit an error when parsing a binding fails (*)
  15674c5... tests: Move stylecontext CSS tests (*)
  75a43bb... tests: Move empty css parser test to new CSS tests (*)
  dc01496... Update Visual Studio Project Files (*)
  ea6c225... Merge branch 'master' into quartz-integration

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