Fix SensorRegistryTest (due to rename of setUp)
Fix DynamicGroupTest: annotate setup with alwaysRun
Fix SshjToolLiveTest (when sh instead of bash)
Improve err on SshjToolLiveTest.assertRemoteFileLastModifiedIsNow

- Test failed in jenkins, perhaps due to time zone?
Issue #469: Changing whirr-cli dependency scope to test and adding exclusions for unwanted servlet-api versions
Issue #469: Removing whirr-cli fron the brooklyn-all dependencies
Issue #469: Remove unused import
Merge pull request #471 from grkvlt/Issue-469

Issue #469 Fix
Use entity proxy, rather than direct entity ref

- Adds EntityManager interface
- Adds ApplicationBuilder as a tailored interface for defining apps
- Adds Recipe for defining an entity to be created
- Adds entityManager.createEntity(Recipe) for creating new entities
- Adds EntityProxy (a dynamic proxy for calling entities)
log.trace for effector args / sensor val

- One tests (that things GC'ed) creates many 10MB sensors and 10MB
  effector args. These were all being logged at debug, killing
  the test.
fixing tests
convert TomcatServer to interface+impl
Delete TomcatServerTest

- Test has been disabled for a very long time, and relies on
  groovy magic that won't work anymore because we're TomcatServer
  was converted to Java.
Convert KarafContainer to interface+impl
Convert RabbitBroker to interface+impl
Convert PostgreSqlNode to interface+impl
Convert MySqlNode to interface+impl
Convert QpidBroker to interface+impl
Convert ActiveMQBroker to interface+impl
Convert DynamicGroup to interface+impl