Change the queue.MaxFileSize to 100m to override the default of 1m in
the default and ldap rsyslog fragments.  This will prevent the
creation of many small files when the syslog server is unreachable.

This change is based on warnings generated by rsyslog on startup.

Modify the default rsyslog configuration for V7 servers.  The new
configuration creates a separate queues for writing to the local disk
and sending to the remote syslog server.  This prevents messages from
being lost when the central server is down and allows writing to local
disk to continue.

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.