Default set to "testset" in benchmarks.
Default set to "testset" in benchmarks.

wgpshashank/aerospike-client-java,pradeepsrinivasan/aerospike-client-java,wgpshashank/aerospike-client-java,alexandrnikitin/aerospike-client-java,alexandrnikitin/aerospike-client-java,pradeepsrinivasan/aerospike-client-java