Changes to brooklyn core to store Application and Location creation and deletion events
Location usage tracking: aled's changes
Refining ApplicationUsage structures
Adding useful metadata to JcloudsSshMachineLocation.toMetadataRecord()
Adding ApplicationUsage and MachineUsage calls to rest api
ApplicationUsage: addressing review comments
Fixing usage-tracking + adding more tests
More usage-tracking fixes/testing
usage-tracking: incorporate review comments
Merge pull request #938 from aledsage/usage-rebased

Tracking location/application usage