mkrelease.sh: exclude release commit from 'news' listing
mkrelease.sh: exclude release commit from 'news' listing

swesterfeld/beast,GNOME/beast,swesterfeld/beast,tim-janik/beast,tim-janik/beast,GNOME/beast,GNOME/beast,GNOME/beast,GNOME/beast,swesterfeld/beast,tim-janik/beast,swesterfeld/beast,tim-janik/beast,swesterfeld/beast,tim-janik/beast,swesterfeld/beast,GNOME/beast,GNOME/beast,swesterfeld/beast,tim-janik/beast,tim-janik/beast