[gtk/matthiasc/for-master] (18 commits) ...Fix a few bugs in the css change flag definition

[Matthias Clasen <matthiasc src gnome org>]

Summary of changes:

  2c231f4... Revisit gtk_css_style_get_static_style one more time (*)
  789f6f3... css: Avoid computing change too often (*)
  dd0cc9d... Merge branch 'matthiasc/css-change-tracking' into 'master' (*)
  0a49726... cssprovider: Keep selectors around (*)
  1caf197... css: Don't got to the selector tree for change (*)
  105acfe... Remove no longer used code (*)
  3fcbe8d... Remove an unused define (*)
  2b50420... Merge branch 'matthiasc/css-change-tracking-2' into 'master (*)
  60cd7cd... css: Fix the ANY matcher state list (*)
  0dba6e5... Cosmetic change (*)
  f0c1c33... css: Simplify the superset matcher (*)
  007713c... css: Add a matcher type enum (*)
  7588655... Allow printing css matchers (*)
  93b5b48... cssmatcher: Change get_state to has_state (*)
  7738a05... Merge branch 'matthiasc/css-change-tracking-3' into 'master (*)
  9576222... imwayland: Fix get_preedit_string cursor position (*)
  da2e184... Merge branch 'fix-imwayland-cursor' into 'master' (*)
  26c4c28... Fix a few bugs in the css change flag definition

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