Update VOLTDB CHECK to allow swappiness to override swapoff and check for RHEL 7.0
Update VOLTDB CHECK to allow swappiness to override swapoff and check for RHEL 7.0

VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb