NAS-2326 - AggregationWorkerTest.testFirstAggregationRun occationally fails.: Disabling AggregationWorkerTest.
Updated versions in constants to 5.0-Milestone1
NAS-32 Create NetarchiveSuite distributables with Maven: Adding postgres jdbc dependencies to harvester and archive modules.
NAS-31 Test NetarchiveSuite with Maven: Fixing system tests. System tests are now disabled by default. Removed PROD DB migration test from functests.