master: More information added to README.
master: More information added to README.

devdattakulkarni/Cassandra-KVAC,devdattakulkarni/Cassandra-KVAC,devdattakulkarni/Cassandra-KVPM,devdattakulkarni/Cassandra-KVPM,devdattakulkarni/Cassandra-KVAC,devdattakulkarni/Cassandra-KVPM