Initial kitchen-salt commit
Initial commit to enable metrics formula testing.
Forgot to add these files into previous commit.
Added graphite integration tests
Adding some basic collectd tests.
Added tests to grafana. Small modifications of collectd tests.
Merge pull request #27 from ministryofjustice/kitchen-salt

Kitchen salt
Updating mixlib-shellout gem

This was causing all builds to fail. Some genius ripped out publicly
available gem from rubygems so bundle install was failing.
Merge pull request #32 from ministryofjustice/update-rubby-gems

Updating mixlib-shellout gem
Allow prefix to be set
Added collectd.prefix pillar variable
Add grafana prefix to pillar
Leave EscapeChar as . not sure why a custom prefix wouldn't want the same EscapeChar
Merge pull request #29 from ministryofjustice/collectd_set_prefix
merge master into branch