Merge pull request #209 from neophenix/master

typo, setUrl -> setURL
Use Next-To-Most-Recent Values In Cloudwatch Check

Sometimes, Cloudwatch will populate the most recent value in an API
call with incomplete data. Use the next-to-most-recent value for
data to avoid this issue.
Provide noit_conf_request_write() to coalesce write requests within one second
support {target,module,name,metric}_auto_add attribute on filter rules.

This will allow ths system to auto add misses up to the specified integer amount.
support outputting markdown via pandoc
basic docs around check and filterset configs
fix typo
fix module name in docs