Add comment where option used to be
Add comment where option used to be

Based on Xin's feedback, so the option doesn't get re-added in the
future.

VoltDB/voltdb,zuowang/voltdb,zuowang/voltdb,ingted/voltdb,flybird119/voltdb,ingted/voltdb,VoltDB/voltdb,migue/voltdb,paulmartel/voltdb,migue/voltdb,flybird119/voltdb,simonzhangsm/voltdb,kumarrus/voltdb,paulmartel/voltdb,deerwalk/voltdb,kumarrus/voltdb,migue/voltdb,creative-quant/voltdb,VoltDB/voltdb,paulmartel/voltdb,simonzhangsm/voltdb,flybird119/voltdb,deerwalk/voltdb,VoltDB/voltdb,migue/voltdb,ingted/voltdb,VoltDB/voltdb,kumarrus/voltdb,kumarrus/voltdb,zuowang/voltdb,simonzhangsm/voltdb,deerwalk/voltdb,simonzhangsm/voltdb,paulmartel/voltdb,paulmartel/voltdb,deerwalk/voltdb,kumarrus/voltdb,zuowang/voltdb,flybird119/voltdb,VoltDB/voltdb,kumarrus/voltdb,kumarrus/voltdb,creative-quant/voltdb,zuowang/voltdb,creative-quant/voltdb,ingted/voltdb,flybird119/voltdb,paulmartel/voltdb,simonzhangsm/voltdb,creative-quant/voltdb,simonzhangsm/voltdb,migue/voltdb,flybird119/voltdb,ingted/voltdb,flybird119/voltdb,paulmartel/voltdb,kumarrus/voltdb,zuowang/voltdb,deerwalk/voltdb,creative-quant/voltdb,flybird119/voltdb,ingted/voltdb,deerwalk/voltdb,deerwalk/voltdb,ingted/voltdb,zuowang/voltdb,creative-quant/voltdb,VoltDB/voltdb,paulmartel/voltdb,deerwalk/voltdb,migue/voltdb,creative-quant/voltdb,migue/voltdb,creative-quant/voltdb,migue/voltdb,zuowang/voltdb,ingted/voltdb,simonzhangsm/voltdb,simonzhangsm/voltdb