New csf v10.17

Changes:

• Prevent Cluster and UI daemons from terminating the main process if they themselves terminate
• Modify Cluster and UI daemons to restart if they are stopped or fail
• Modify Cluster and UI daemons to be more verbose about reasons for stopping
• Fixed typos in readme.txt and csf.conf
• Added MESSENGER child logging to /var/log/lfd_messenger.log, also for MESSENGERV2 via a new index.recaptcha.php
• Modified logrotate configuration to include /var/log/lfd_messenger.log