Convert web-cluster examples etc (for interface+impl)
Convert whirr/hadoop to interface+impl
Convert StandaloneBrokerExample (for interface+impl etc)
RendererHints: accept function as well as closure
Convert MovableCloudFoundryClusterExample (to use interface+impl etc)

- Deletes MovableEntityTraitAlt
- Convert MovableEntityTrait from groovy to java
- Convert MovableElasticWebAppCluster to interface+impl
Convert hadoop-and-whirr examples (to use interface+impl)
SshCliTool test: disable connectWithInalidUser

- running mvm on the command line, this test hung prompting for a
  password
convert ElasticJavaWebAppService from groovy to java
ControlledDynamicWebAppCluster: support rebind

- Use attributes rather than fields for holding refs to children
Fix RabbitBroker
Fix Jboss7ServerRebindIntegrationTest
Fix AbstractGeoDnsServiceImpl

- support if setTargetEntityProvider called after entity is managed
- allow targetEntityProvider to be set in flags/config
Updating docs for interface+impl