Issue #342 - Bumped test coverage for the oae-util module.
Merge branch 'master' into issue-342

* master:
  Review fixes
  Fix refreshedStrategies event parameter to be tenant object
  Review: avoid listener leak, emit refreshedStrategies for user tenants not global
  (CassandraPaging) Make paging columns suck less
  Fixing race condition in file cleaner
  More code clean-up from review
  Changes from self-review
  Remove search and activity delays
  Remove notion of 'COLLECT_DELAY'
  Synchronizing many race conditions:
  Use getMultipleContentItems + minor doc fixes
  Forcing reset of activity configuration to defaults after each test.
  (Issue 369) Wait for MQ to empty in searchRefreshed. Also delay after refresh command.
  (Issue 369) Rather than wait timeout, wait until MQ processing finishes
Merge pull request #342 from simong/issue-342

Improve test coverage for oae-util