Sage-Bionetworks/BridgePF — pull request #306 by alxdarksage (2014-11-07 23:08:30+00:00)
Title: Key consistency

rename HeatlhDataRecord.recordId --> guid
delete IdVersionHolder (only used for recordId above)
healthDataCode --> healthCode
Tracker.id --> String identifier (user assigned)
Survey versionedOn --> createdOn