[gupnp] Created tag gupnp-0.18.3

[Jens Georg <jensgeorg src gnome org>]

The signed tag 'gupnp-0.18.3' was created.

Tagger: Jens Georg <mail jensge org>
Date: Thu May 3 18:03:04 2012 +0200

    Release 0.18.3

Changes since the last tag 'gupnp-0.18.2-fixed':

Andreas Henriksson (2):
      Don't leak internal linux contex manager symbol
      Mark Context Manager specific symbols as internal

Jens Georg (6):
      Fix g-i annotations
      Work-around a deadlock when quickly creating/releasing GDBusConnections
      Add missing GDBus call
      Fix problem from cherry-picking
      Lower requirements again
      Prepare 0.18.3

Ludovic Ferrandis (2):
      Fix a refcount issue on device proxy object
      Add Connman based Context Manager