Create on-disk queue for forwarded messages.
Set LocalHostName to FQDN if preserve_fqdn is on.
This is because if we do not, then rsyslog sometimes uses the
short domain name and sometimes the FQDN.
Support non-standard rsyslog service resources.
Allow customizing FileOwner, FileGroup, DirOwner, DirGroup, FileCreateMode, DirCreateMode and Umask.
Add TLS support.
Enable compression when forwarding logs and when storing logs from remote hosts.
Document that the cookbook is tested on Ubuntu 12.04.
Work around privilege dropping race condition bug in rsyslog.