Merge pull request #71 from phunehehe/postgrey

put postgrey to its own recipe
clone a git repo as a specified user and checkout a specified branch/tag
dumpcycle must appear before dumptypes
no need for filemark
Merge pull request #73 from phunehehe/amanda

Amanda
more readable
remove unused attributes
Merge pull request #72 from nhannguyen/clone-specific-branch-or-tag

clone a git repo as a specified user and checkout a specified branch/tag
Merge pull request #74 from phunehehe/fpm

remove unused attributes
add dependency
Merge pull request #75 from phunehehe/erlang

add dependency
use Cogini repo
Merge pull request #76 from phunehehe/libav

use Cogini repo
remove /etc/nagios/nrpe.d
Merge pull request #77 from nhannguyen/nagios

remove /etc/nagios/nrpe.d
elasticsearch for rhel
start service
use packages.cogini.com
Merge pull request #78 from phunehehe/elasticsearch

Elasticsearch
utf8 for tarsnap