2.27.3: (unstable):

Gio:
* Application: Added open().
* ActionGroup: Added list_actions.
* DataInputStream: Added read_upto(), read_upto_async()
	and read_upto_finish().
	(Murray Cumming)
* DBusConnection: Correct the AsyncInitable inheritance/implementation.
* MemoryOutputStream: Added steal_data(), and a const get_data().
* NetworkService: Added get_scheme(), set_scheme() and the property.
* Socket: Added get_timeout(), set_timeout(),
	receive_with_blocking() and send_with_blocking().
  (José Alburquerque)
* SocketClient:
  * Add get_enable_proxy(), set_enable_proxy(),
	get_timeout(), set_timeout() and add_application_proxy().
	(José Alburquerque)
	* Added connect_to_uri(), connect_to_uri_async()
	and connect_to_uri_finish().
	(Murray Cumming)
* SocketConnectable: socketconnectable.hg: Added proxy_enumerate() and a
	const enumerate().
* Added UnixSocketAddress
* UnixCredentialMessage, UnixFDMessage: Wrap properties properly.
  (José Alburquerque)
* giomm.h: Add includes of newly wrapped API.
  (José Alburquerque)

Glib:
* ObjectBase: Fixed compiler errors when the debug warnings are enabled
  at compile time.
  (Krzesimir Nowak)