ENG-5553 Refactor SQLCommand output formatting.
ENG-5553 New SQLCommand CSV output format working.
Merge branch 'master' of github.com:VoltDB/voltdb into ENG-5553
ENG-5553 Respond to review comments.
Merge pull request #1017 from VoltDB/ENG-5553

ENG-5553 Fix SQLCommand CSV output format