[Build] Add gmodule-2.0 to .pc dependencies

Signed-off-by: Jussi Kukkonen <jussi.kukkonen@intel.com>
[Service] Add gupnp service-task utility

Signed-off-by: Regis Merlino <regis.merlino@intel.com>
[Build] Add missing gmodule references

Signed-off-by: Regis Merlino <regis.merlino@intel.com>