Comment 7 for bug 1538573

I spotted an error in the write_graphite.conf.j2 template while testing this charm today. The 'prefix' config option should be named 'graphite_prefix'. While I was digging around, I came up with some suggestions for README changes. I've made the following MP to address both issues:

https://code.launchpad.net/~kwmonroe/canonical-is-charms/collectd-composer/+merge/288696

Please consider merging this into your layered source branch (at least the template fix), and we'll have another look. Thanks very much for your continued efforts in getting a collectd subordinate into the store!!