Fix CSV snapshot timestamp format test.
Fix CSV snapshot timestamp format test.

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