Attended to Paul's review comments.  Fixed a Linux build problem.
Attended to Paul's review comments.  Fixed a Linux build problem.

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