Add plumbing for snapshots and k-safety for use by Hudson.
Add plumbing for snapshots and k-safety for use by Hudson.


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