First take on Groovy DelegatesTo/Testing sections
Remove the artificial perf baseline.
Remove unused plugin.
Upgrade to Netty 4.0.18.
Remove ratpack-lite Lazybones template

Update Lazybones templates to use 0.9.3
Update RELEASING with publish Lazybones templates steps.

Update Lazybones templates to use new snapshot version.
Improve the InjectionHandler example so that it's actually tested.
Rename LaunchConfigFactory to LaunchConfigs (closes #294).
Remove some unneeded stuff.
Generalise the promise infrastructure so it can be used for more than just backgrounding.
Add a public mechanism for creating promises.
Generalise the Rx support to work with Ratpack promises.
Initial work on HTTP client (#217).

Far from done. Lots of missing functionality, no configurability and internals are a mess.
Use the new http client for talking to GitHub in the site app.
Remove RequestResult.
Add support for post (and arbitrary) method requests.
Add a error handler impl for debugging purposes.
Codenarc fix.
Remove RxBackground, relying just on RxRatpack.
Improve the Rx error handling, and add better test coverage.