Merge pull request #81 from sayanchowdhury/install-epel-release

Install the EPEL package in vagrant box
Merge pull request #83 from sayanchowdhury/install-epel-release

Check if the epel package installed. Thanks @ryansb
Add a Bitdeli badge to README
Merge pull request #86 from bitdeli-chef/master

Add a Bitdeli Badge to README
Merge pull request #85 from sayanchowdhury/vagrant-logstash

Vagrant logstash