updated harvester for mint.
updated mint harvester so that rulesConfig is not setup on startup, but on incoming message, once only.
updated to allow read of various rules for harvest config.
added mint harvester.
refactored rules setup into separate method.
enabled mint harvester to call setUp rules only on incoming message, not on init.
added methods to update rulesConfig and recordPrefix in harvester config from incoming message.
removed redundant harvesters as to be covered with one mint harvester.
commented out reference to redundant harvesters until replaced by test for mint harvester.