update comment style around if/else block changes as per Chris review feedback
update comment style around if/else block changes as per Chris review feedback

simonzhangsm/voltdb,deerwalk/voltdb,simonzhangsm/voltdb,VoltDB/voltdb,migue/voltdb,VoltDB/voltdb,migue/voltdb,simonzhangsm/voltdb,deerwalk/voltdb,VoltDB/voltdb,deerwalk/voltdb,paulmartel/voltdb,paulmartel/voltdb,migue/voltdb,migue/voltdb,VoltDB/voltdb,simonzhangsm/voltdb,migue/voltdb,deerwalk/voltdb,simonzhangsm/voltdb,migue/voltdb,paulmartel/voltdb,deerwalk/voltdb,deerwalk/voltdb,deerwalk/voltdb,simonzhangsm/voltdb,migue/voltdb,paulmartel/voltdb,paulmartel/voltdb,paulmartel/voltdb,VoltDB/voltdb,paulmartel/voltdb,VoltDB/voltdb,paulmartel/voltdb,simonzhangsm/voltdb,VoltDB/voltdb,deerwalk/voltdb,migue/voltdb,simonzhangsm/voltdb