Not sure why I hardcoded 'node' type.
Merge branch 'master' of github.com:mytestbed/omf_job_service
snapshot
Don't need the EC installed in the top
Made the implementation of the EcProperty a bit cleaner and drier
Moved the bulk of the job execution code from simple_schduler into the Job object. This does assume that the scheduler is first setting the EC properties before calling run()