UPower 0.99.4

[Richard Hughes]

New Features:
 - Add support for Logitech G700s/G700 Gaming Mouse (muzena)
 - Port to GDBus (Cosimo Cecchi)
 - Support g_autoptr() for all libupower-glib object types (Kalev Lember)

Bugfixes:
 - Add critical action support for *BSD (Eric Koegel)
 - Change the default low battery policy to percentage (Bastien Nocera)
 - Fix deprecation warning in integration-test (Bastien Nocera)
 - Fix memory leak in up_client_get_devices() (Bastien Nocera)
 - Fix possible double-free (Bastien Nocera)
 - Update HID rules and fix build regression (Arnaud Quette)

Richard.