[gtk] (13 commits) ...Merge branch 'wip/otte/for-master' into 'master'

[Benjamin Otte <otte src gnome org>]

Summary of changes:

  4505f4f... rendernode: Set EXTEND_PAD when drawing textures (*)
  5da58ba... css: Add gtk_css_data_url_parse() (*)
  8be95ca... css: Add data URL parsing to images (*)
  3a373b9... rendernodeparser: Parse images differently (*)
  63578d8... testsuite: Don't die on the first error (*)
  0049b39... node-editor: Don't remove all text tags when saving (*)
  4bccd17... node-editor: Report all errors in tooltip (*)
  6f6b07a... testsuite: Stop using g_test_bug() (*)
  b76d5bd... cssparser: Don't allow commit_token() on block EOF (*)
  0103704... rendernodeparser: Use parser blocks (*)
  0886ade... cssparser: Make gsk_renderer_consume_url() return a string (*)
  a04ea72... rendernodeparser: Default color to black (*)
  f8c1f71... Merge branch 'wip/otte/for-master' into 'master'

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