TargetID DBus property and Group interface properties on media channel
TargetID DBus property and Group interface properties on media channel

AFAIK, I only needed to add TP_CHANNEL_GROUP_FLAG_PROPERTIES
to the group flags to fully enable the DBus properties for the
Group interface.

freedesktop-unofficial-mirror/telepathy__telepathy-rakia,freedesktop-unofficial-mirror/telepathy__telepathy-rakia,freedesktop-unofficial-mirror/telepathy__telepathy-rakia