SUSE-SU-2019:0863-1 Security update for SUSE Manager Server 3.1

This update fixes the following issues: cobbler: - Fixes case where distribution detection returns None bsc1130658 - SUSE texmode fix bsc1109316 - Fix for SUSE distribution detection in ISO building bsc1123991 py26-compat-salt: - Remove arch from name when pkg.listpkgs is called with 'attr'...