add cassandra binary 3.11 blob in s3
add cassandra binary 3.11 blob in s3

emc-cloudfoundry/cassandra-cf-service-boshrelease,JCL38-ORANGE/cassandra-cf-service-boshrelease,JCL38-ORANGE/cassandra-cf-service-boshrelease,emc-cloudfoundry/cassandra-cf-service-boshrelease,emc-cloudfoundry/cassandra-cf-service-boshrelease,JCL38-ORANGE/cassandra-cf-service-boshrelease