* [java] Attach Javadoc to artifact generation.
* [java] Attach source to artifact generation.
* [java] Add gpg signing to artifact publishing.
* [java] Add artifact URL to pom.xml .
* [java] Add artifact description to pom.xml .
* [java] Add artifact URL and description params to Jax RSS.
* [java] Add developer info to pom.xml .
* [java] Parameterise SCM info in generated pom.xml .
* [java] Move GPG signing to verify phase so that .asc files are uploaded during deploy phase.
* [java] Change GPG signing to be an optional via Maven profile. Can't assume all users will perform a release/deploy from an environment with correct GPG key/pass.
* update java petstore smaples
* camelize tag name, remove invalid file
* add back missing files for okhttp-gson
* fix docstring in java feign client
* fix docstring with various java api clients
