More documentation on the healthcheck endpoint
Remove some left-over Ruby code from the features/ directory
Add some wacky cucumber report generation

I'm only committing this so I can revert it, these reports aren't actually an
improvement in documentation over what's already present in cucumber-jvm
Revert "Add some wacky cucumber report generation"

This reverts commit 9de3ea414b0448b1d8171128cd87b21445572606.
Flesh out more of the ArtifactResource and the /artifacts API

This is really a work in progress kind of commit, with lots of regenerated docs
Tinker with generating local Javadocs from the Gradle dependencies

I'm not getting all transitive dependencies because of this Gradle issue:
    <https://issues.gradle.org/browse/GRADLE-3188>

This would make it much easier to do remote or offline development with the
huge list of dependencies