Updated Logwatch 'SearchDate' custom script. Renamed it.

Updated notes in LogFile config.

etc/logwatch/conf/logfiles/cfddns.conf

@@ -4,6 +4,8 @@ LogFile = /path/to/your/cfddns.log
 # extension preservation
 Archive = /path/to/your/logfile.ext.?.gz
 # Apply the correct date/time filtering to match the format of the script's log
+# We are using a custom pl script in /etc/logwatch/scripts/shared/
 # You don't need to change this unless you have altered the 'stamp' variable in
-# the script
-*applystddate = "%Y-%m-%d %H:%M:%S"
+# the script in which case you will want to update the regex in the custom pl
+# script below
+*sqFullStampAnywhere