load the yumrepo for postgresql b4 trying to install its pkgs
Add a memcached plugin
Sort options to prevents service restarts with 2+ options

Options were a hash so they would come in at random order and trigger a
service restart notifies.
Update to collectd 5.1.2

Small list of bugfixes since 5.1.1
Template the haproxy python script to allow overriding the stats socket dir
Make sure python/pip are installed

If you install via packages you'll get the python plugin, but without
python/pip setup it won't work
Add nginx recipe
Merge branch 'master' of https://github.com/tas50/chef-collectd