[ANNOUNCE] Apache Knox 0.12.0 Release

[sumit gupta <su...@apache.org>]

The Apache Knox team is proud to announce the release of Apache Knox 0.12.0!

Apache Knox is a REST API Gateway for providing secure access to the data
and processing resources of Hadoop clusters. More details on Apache Knox
can be found at: http://knox.apache.org/

The release has some great enhancements and new features. Some highlights are:

- Proxy support for Solr UI and API
- Proxy support for Gremlin Server REST API
- KnoxToken API for acquiring a Knox Access Token
- Proxy support for Zeppelin UI through Knox
- New release module for KnoxShell
- YARN RM HA implementation for REST API and UI
- Support for pluggable validator for Header pre authentication provider


The release bits are available at:
http://www.apache.org/dyn/closer.cgi/knox/0.12.0

The change list is in the CHANGES file in the above directory.

We would like to thank all contributors who made the release possible and
to invite others, that are interested in helping out, to engage the
community on the dev and users lists!

In particular, we'd like to thank the following contributors from our
community:

Jeffrey E Rodriguez
Shi Wang
Mohammad Kamrul Islam
Kevin Risden
Prabhjyot Singh
Colm O hEigeartaigh
Vincent Devillers
Attila Kanto
Richard Ding