message: update docs to reflect ryslog/systemd log config changes
diff: @@ -66,12 +66,13 @@ Sep 10 10:37:15 joe-ubuntu casper-node[826251]: Sep 10 10:37:15.205 INFO [caspe
  ### Reading logs
  -Logs were requested to be removed from journald. They now are created in `/var/log/casper/casper-node.log`.
  -To generate log files, `40-casper-node.conf` is installed in `/etc/rsyslog.d`. Log rotation is setup with
  -`casper-node` in `/etc/logrotate.d`. If you wish to change log location from `var/log/casper` you need
  -to change both of these files.
  +Logs are created in `/var/log/casper/casper-node.log`.
  -Logs can be viewed with `tail /var/log/casper-node.log`.
  +Log redirection (casper-node stdout to file) is set in the systemd service file (`/lib/systemd/system/casper-node.service`)
  +Log rotation is setup in `/etc/logrotate.d/casper-node`.
  +If you wish to change log location from `/var/log/casper` you need to change both of these files.
  +
  +Logs can be viewed with `tail -f /var/log/casper/casper-node.log`.
  ### Starting and stopping services
  