[gtk] (35 commits) ...Merge branch 'text' into 'master'

[Matthias Clasen <matthiasc src gnome org>]

Summary of changes:

  7325f8e... editable: Add more to interface (*)
  3279596... entry: Implement new editable iface (*)
  b9c8dd6... spin button: Implement and use editable interface (*)
  1801bf6... Add a GtkText widget (*)
  fcb5888... Make emoji completion work for GtkText (*)
  936181f... Add a GtkTextAccessible (*)
  45fb1d0... entry: Delegate to GtkText (*)
  ea098f8... entry accessible: Make this work with the text widget (*)
  1930c74... spin button: Use GtkText (*)
  8bb6d00... search entry: temporarily disable some functions (*)
  a31da76... treeview: Disable some search entry functionality (*)
  cbbc7dd... treeview: use a GtkText as search entry (*)
  39d5f9e... entry completion: Make this work again (*)
  c6e6fb1... Add GtkPasswordEntry (*)
  210c5d8... Add a test for GtkPassworkEntry (*)
  667ea2d... search entry: Use a GtkText (*)
  fa3d194... search bar: Work with the new GtkSearchEntry (*)
  3a1a7c4... treeview: make search work (*)
  b8c981f... inspector: Work with new search entry (*)
  a0454e4... gtk-demo: Make the delayed search demo work (*)
  f1012b5... Fix the search bar example (*)
  7d9e63a... app chooser: Use editable api on search entry (*)
  37b841b... font chooser: Use editable api on search entry (*)
  08bd690... file chooser: Use editable api on the search entry (*)
  0e11944... widget-factory: Don't set can-focus on entries (*)
  613f8ce... testsuite: update css node tests (*)
  996a424... defaultvalue test: Exempt GtkText::buffer (*)
  102c0ce... focus test: Use a GtkText instead (*)
  3422edf... a11y tests: Update expected output (*)
  ac44522... a11y text test: Use a GtkText instead (*)
  22ea832... Fix testtreesort warnings (*)
  b299ac8... Add editable delegate api to docs (*)
  a417956... Mention GtkEditable and entries in the migration guide (*)
  0ef6c3a... search entry: Add a tooltip to th clear icon (*)
  9174616... Merge branch 'text' into 'master'

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