For whirr, add joda and netty dependencies
Fix/test RedisCluster

- Was not incrementing port, so failed if master+slave on same machine.
- Was not supplying port on ping/stop, so was stopping redis node that
  had claimed the default port on startup.
Avoid repeated "Web console user password" deprecated warning
MongoDB replica set: log if resize out-of-bounds
JmxHelper: auto-populate entity's JMX_URL attribute
squash mongodb log
Merge pull request #879 from aledsage/fix/whirr-missing-dependency

Fixes for 0.6.0-M1, encountered during QA