Ship Zeppelin with shiro-tools-hasher-X.X.X-cli.jar

Please add shiro-tools-hasher-X.X.X-cli.jar to the Zeppelin distribution.

It would be nice to run

java -jar shiro-tools-hasher-X.X.X-cli.jar -p

out of the box from Zeppelin
as described in
http://shiro.apache.org/command-line-hasher.html

Referenced from Zeppelin documentation in
http://shiro.apache.org/configuration.html#encrypting-passwords
as

Easy Secure Passwords

To save time and use best-practices, you might want to use Shiro's Command Line Hasher