[glibmm] Created tag 2.66.0

[Kjell Ahlstedt <kjellahl src gnome org>]

The unsigned tag '2.66.0' was created.

Tagger: Kjell Ahlstedt <kjellahlstedt gmail com>
Date: 1611742082 +0100

    2.66.0

Changes since the last tag '2.64.5':

Andreas Persson (1):
      Make Gio::ListStore accept Interfaces.

Daniel Boles (3):
      tests/glibmm_binding: Test that unbind() stops props syncing
      Glib::Binding: Clarify need to hold ref, poss empty objs
      Glib::Binding: Add set_manage() to not require a RefPtr

Kjell Ahlstedt (10):
      Gio::MenuModel: Improve documentation of enums
      Glib::Binding, TimeZone: Ignore deprecation of some glib functions
      docs/reference/Doxyfile.in: Remove obsolete entries
      Add new enum values to Gio::MenuAttribute
      Deprecate Glib::BalancedTree in favour of std::map
      Fix build-deprecated-api=false
      Glib, Gio: Regenerate docs.xml and .defs files
      Gio::SettingsSchemaSource: Wrap new_from_directory() and list_schemas()
      tests/glibmm_tls_client: Skip test, if socket can't be connected
      2.66.0