When using v7 add an apt preferences fragment that pulls rsyslog
from backports.

This also leaves a place for redhat folks to add special processing.

This should be overridden for testing syslog sink configurations.

Globally disable monlist in all the ntp.conf variations to protect
against use of monlist to launch UDP-based DoS attacks.  This was
probably already prevented by firewall rules, but may as well make
sure.

Change the filter-syslog rule for Debian to a broader pattern to
match more of the buggy power limit notifications generated by
newer Dell hardware.

default format that pulls all template and output configuration from
the rsyslog.d fragments directory.  Current default behavior is not
changed for now.

Add v5 and v7 fragments for default templates and output.  New
fragments to support a more complete time format.

Lowercase the hostname when forming a Kerberos principal in the
out-of-date cron job.  Some Networking systems use .Stanford.EDU
in the official hostname.  (rra)

Ignore more buggy power limit notifications from new Dell hardware.
Several cases were missed in the previous change.  (rra)

Ignore buggy CPU core power limit notifications from new Dell
hardware in default Debian filter-syslog rules.

Modifying the syslog support to not install /etc/syslog.conf affects
many manifest.  Just ignore it for now.

The original method of overriding the use of /etc/syslog.conf failed
because of a duplicate declaration of the file resource.  This
restructuring should solve that problem.