TpConnectionManager: say what TP_CONNECTION_MANAGER_FEATURE_CORE implies
TpConnectionManager: say what TP_CONNECTION_MANAGER_FEATURE_CORE implies

Reviewed-by: Danielle Madeley <cd3388d942c192eec69203167a58e9c0f68f04d8@collabora.co.uk>

Distrotech/telepathy-glib,Distrotech/telepathy-glib,Distrotech/telepathy-glib,Distrotech/telepathy-glib,Distrotech/telepathy-glib