Adds EntityCleanupLongevityTest
Merge branch 'fix/longevity-entity-cleanup' of github.com:aledsage/brooklyn into fix/longevity-entity-cleanup
Tidy deprecated NoMachineAvailableException constructors
Tidy deprecation in ApplicationBuilder
Delete deprecated Attributes.VERSION
Delete deprecated EffectorUtils
Delete deprecated code in HttpPollValue
Delete deprecated code from LocationRegistry
Delete deprecated FlagUtils.setConfigKeysFromFlags
Delete deprecated code from ShellAbstractTool
Delete deprecated JcloudsResolver code
Delete deprecated code in JcloudsUtil/JcloudsLocation
Track child entities when unmanaging entities so onUnmanaged can be called on all (child) entities
Delete deprecated code from EntityLocal

- deletes getManagementContext (see EntityInternal)
- deletes getExecutionContext (see EntityInternal)
- updates drivers to use Entities.newDownloader()
Tidied up following PR review
Merge pull request #1043 from aledsage/tidy/delete-deprecated-20131119

Delete deprecated code from master
Merge pull request #1042 from Nakomis/fix/longevity-entity-cleanup

Fix/longevity entity cleanup
Delete deprecated CommonCommands
Delete deprecated EntityDriverFactory
Delete deprecated EntityStartException