For ENG-5803, based on Paul's feedback do some comments and refactoring
For ENG-5803, implemented Paul's suggestion incorrectly
For ENG-5803, finally get Paul's suggestion correct
For ENG-5803, remove dead code loadFactor()
Merge pull request #1166 from VoltDB/ENG-5803

Eng 5803 support for disabling compaction with Paul's feedback