SGTools: Remove some unneeded locks from DataProxy.
Remove some unneeded locks from DataProxy, changing the members to atomics. Addresses some excessive locking activity seen in profiles.
Please be advised that registry.cern.ch registry (Registry Service) will be unavailable next Monday, March 10th starting at 08:00h (Geneva time) for a short period of time. This may cause temporary disruptions to your workflows. Further information: OTG0154905
Remove some unneeded locks from DataProxy, changing the members to atomics. Addresses some excessive locking activity seen in profiles.