Tweak README to note required JSON format for RethinkDB dump files
Tweak README to note required JSON format for RethinkDB dump files

empirical-org/Empirical-Core,empirical-org/Empirical-Core,empirical-org/Empirical-Core,empirical-org/Empirical-Core,empirical-org/Empirical-Core,empirical-org/Empirical-Core,empirical-org/Empirical-Core