Provide Rygel Media Server 0.26.1

Rygel is a UPnP/DLNA audio-video media server, able to
share media files with devices through the network, and
also providing logic requird by DLNA players.

Rygel is best known as Tizen IVI's former Media Server, and
is also a base block for multimedia interfaces such as
GENIVI Media Manager.

We are here backporting recipes recently submitted to the
officiel "meta-openembedded" layer, most notably :

- libmediaart-2.0 : http://lists.openembedded.org/pipermail
/openembedded-devel/2015-October/103671.html
- gupnp-dlna : http://lists.openembedded.org/pipermail/
openembedded-devel/2015-October/103672.html
- libgee-0.8 : http://lists.openembedded.org/pipermail/
openembedded-devel/2015-March/100576.html
- rygel : http://lists.openembedded.org/pipermail/
openembedded-devel/2015-October/103673.html

(with some modifications - disabling gtk+3 e.g.)

and building Rygel by default via packagegroups, including
royalty-free codecs needed for basic functionality.

Change-Id: I017ca437a9be1c0b2cf6f3085da13efce90928c7
Signed-off-by: Manuel Bachmann <mbc@iot.bzh>