- Instrumentation for correct operation of IEditingService.
(Creation/Deletion of sessions, transactions). 
- Bug in IWorkbenchWindowLifecycle injection.
- instrumentation update on current CDO resources usage.
- test bed update.
- Restore original WarningDeleteCommand, the new one is not working
well.
- test for ObjectNotFoundException
- catch ObjectNotFound
- Update to retrieve the size of the Mapping cache.