Make postfix config more dynamic
Now user add needs a email
Upgrade to 2.1
Save cloud-init output
Automaticly remove unused
Fix exit status of reboot check command

If it exits with other than 0, run-parts will complain about it
Remove workarounds not necessary anymore
Better email defaults
With 2.0+ we don't use theme

With 2.0+ we use the built in styling, with some specific changes to it,
documented in CKAN-2.1-THEMING.txt
Rebuild search index after upgrade
Now all users need a email, so add one for cronjob
Workaround how config template looks.

This can be removed when/if #1215 is merged.
Configure CKAN email settings

These are used for error reporting and for async jobs.