Added legacy_namespace to README.
v0.1.1
Added Metric namespacing support  https://github.com/etsy/statsd/blob/master/docs/namespacing.md
Adding forgotten double quotes
Added the rest of the legacy namespacing attributes to the README.
v0.1.2
using attributes instead of hard coded dirs in upstart config
Merge pull request #17 from classmarkets/upstart-template

Using attributes instead of hardcoded paths in Upstart config.
v0.1.3
added config for deleteGauge and deleteTimers