Fix sandbox/dropwizard pom
Delete deprecated SshMachineLocation.privateKeyData
Delete deprecated SshMachineLocation.username

- use "user" instead of "username"
Converted SshMachineLocationTest to java from groovy
Delete deprecated SshMachineLocation.run and .exec
Delete deprecated Location.getName()
Delete deprecated Location.getParentLocation etc
Delete deprecated Location.hasConfig
Delete deprecated LocationResolver.newLocationFromString
Delete deprecated LocationSpec.spec() factory
Delete deprecated code from SensorPropagatingEnricher

- and from CustomAggregatingEnricher
Deleted deprecated ScriptRunner
Make AbstractEntity.LOG private
Make AbstractEffector.LOG private
Delete deprecated NamedParameter etc
Delete deprecated Entities.invokeEffectorWithMap
Delete deprecated Entities.destroyAll(app)
Delete deprecated EntityReferences
Delete deprecated SameServerEntityImpl.getLocalHostname
Delete deprecated DownloadSubstituters.getBasicSubscriptions