Generates a pdf version of an AWStats report and send it via mail on the last day of the month.
Since L for last day of month is no standard cron option,
we need specify a range of possible last days.
55 23 28-31 * * /path/to/awstats_monthly_pdf.sh > /dev/null 2>&1
The check if today is the last day of the month is done within this line
[ $(date -d +1day +%d) -ne 1 ] && exit in the script.
This script requires: