[gupnp-igd] Created tag 0.2.4

[Olivier Crête <Tester src gnome org>]

The signed tag '0.2.4' was created.

Tagger: Olivier Crête <olivier crete collabora com>
Date: Tue Sep 30 23:47:33 2014 -0400

    -GUPnP IGD 0.2.4

Changes since the last tag '0.2.3':

Andre Klapper (1):
      doap: add <programming-language>

Olav Vitters (2):
      doap category core
      fix userid

Olivier Crête (4):
      Make the Class structures private
      Move pre-conditions to the synchronous functions
      Add function to remove the port using the local port
      Version 0.2.4