Json cmd was ordering args incorrectly
NodeJsonCmd was not respecting output file arg
Fixes #194. Add dse spark command.
- Adding the ability to have a client truststore
- Adding an additional argument to -ssl that will allow you to enable client authentication
Merge pull request #202 from mikefero/ssl-truststore

SSL (Truststore and Client Authentication)
Command level support for Cassandra and DSE authenticators and
authorizers