Oozie artifacts published at maven central

[bowen zhang]

Hi Oozie community,On behalf of the Apache Oozie team, I am pleased to announce 
that Oozie artifacts have been published to Maven central the first time ever: 
http://search.maven.org/#search|ga|1|g%3A%22org.apache.oozie%22
>From now on, any project that builds Oozie as a downstream component can pull 
>the Oozie artifacts directly from Maven.Thanks,Bowen