[gtk] (38 commits) Non-fast-forward update to branch wip/baedert/for-master

[Timm Bäder <baedert src gnome org>]

The branch 'wip/baedert/for-master' 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:

  8dd03c4... testblur: Fix default blur radius
  dc340bc... gl renderer: Blur shader improvements
  17a0322... gl renderer: Unify blur node and blurred outset shadow rend

Commits added to the branch:

  5e11a2a... adwaita: level bar refinements  - shave a few pixels off la (*)
  bbdaa4a... settings: Remove code dealing with property parsers (*)
  d92cfa2... settings: Remove RC property parsers (*)
  c72c0f4... types: Remove and unused typedef (*)
  a263407... testsuite: Print useful statement on notify test error (*)
  e3860d2... builder: Fix typo in docs (*)
  80acc8f... builder: Carry the module as part of the GtkBuilder object (*)
  f5e4dc8... builder: Remove application setter/getter (*)
  27d0510... builder: Remove user_data argument from gtk_builder_connect (*)
  094c537... builder: Add gtk_builder_create_closure() (*)
  ab53731... widget: Reinstate custom closure func (*)
  0627bba... builder: Add gtk_builder_set_closure_func() (*)
  b7ff017... widget: Change templates to use closure functions (*)
  82395a9... reftests: Switch to gtk_builder_set_closure_func() (*)
  b025ee4... builder: Connect signals automatically (*)
  420169d... builder: Improve signal connecting (*)
  245fdc8... builder: Remove get_type_from_name() vfunc (*)
  4fbb0d7... builder: Make the struct private (*)
  e3c3cbb... Merge branch 'wip/otte/builder' into 'master' (*)
  fd1630e... Fix crash in parse_border() (*)
  7523a3f... cssprovider: Don't add empty rulesets (*)
  9e4901e... testsuite: Fix expected test output (*)
  25e4174... gtk-demo: Fix incorrect use of g_strdup_printf (*)
  3d1a9c7... Merge branch 'unsafe-strdup-printf' into 'master' (*)
  91f7ac2... gl renderer: Care more about 0×0 offscreen nodes (*)
  1c2661e... gl renderer: Fix repeat node shader once again (*)
  4f53222... testsuite: Add another repeat node test case (*)
  8f6de1f... gl renderer: Load flipped-y offscreen vertex data directly (*)
  0df45f0... builder: Fix broken annotation (*)
  9f69c7f... Merge branch 'broken-annotation' into 'master' (*)
  5590bcb... HighContrast: Add missing color to entry (*)
  def7007... Use a single compilation symbol (*)
  965e37b... Merge branch 'fix-issue-1646-master' into 'master' (*)
  c5d24fc... Merge branch 'single-compilation-symbol' into 'master' (*)
  1817025... gl renderer: Don't save repeat nodes to disk (*)
  9828905... gl renderer: Don't use g_assert() for code that should alwa (*)
  538b943... testblur: Fix default blur radius
  875d291... gl renderer: Blur shader improvements

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