have dd-agent look for checks in /etc/dd-agent/checks.d/
allow additional checks.d path to be configurable
add lighttpd2 check
merge lighttpd2 check with lighttpd check
Version 3.6.1
Do not use curl in the installation script if it's not installed
Assuming proper stats page suffix depending on lighttpd version
follow the graphite pickle protocol more closely

http://graphite.readthedocs.org/en/1.0/feeding-carbon.html#the-pickle-protocol
Fix variable name
Move jenkins checks to checks.d
Fix jenkins check constructor
Fix a variable name
Fix the logging for jenkins check
fix graphite listener payload serialization (fixes #415)
Merge pull request #413 from brettlangdon/local_checksd

local checks in /etc/dd-agent/checks.d/