Andreas Traczyk authored Oct 30, 2017 and Kateryna Kostiuk committed Oct 31, 2017

- Adds the sending of an invite automatically upon sending the
  first message in a new conversation.

Change-Id: If3d371036970d81648c33b501a59088fefd394e0
Reviewed-by: Kateryna Kostiuk <kateryna.kostiuk@savoirfairelinux.com>