add support for regexp in service_name whitelist
if no service_name, use Name tag instead
enrich instances with elb and securitygroup related data
[instanceinfos] AMI plugin provides instance information
[instanceinfos] new tag plugin
[instanceinfos] new tag plugin
[instanceinfos] missing tag plugin
[instanceinfos] non-chef hosts
[instanceinfos] refactor: instance report done at one place
[instanceinfos] add public and private ip to output
[instanceinfos] fix reduce errors
[instanceinfos] fix missing elb port problem
[instanceinfos] fix not flatten open port list