Preview for Riak Docs for 3.0.4 available

A Preview release of Riak Docs is now available covering all versions up to Riak KV 3.0.4, Riak CS 2.1.2, and Riak TS 1.5.2.

Whilst still a work in progress, it is now available for general use.

If you would like to help contribute, please have a look at the GitHub repo and raise Issues or PRs.