Add version 2.0.0-beta2
Add version 2.0.0-beta2

baishuo/elasticsearch_v2.1.0-baishuo,strapdata/elassandra-test,baishuo/elasticsearch_v2.1.0-baishuo,baishuo/elasticsearch_v2.1.0-baishuo,strapdata/elassandra-test,strapdata/elassandra-test,baishuo/elasticsearch_v2.1.0-baishuo,strapdata/elassandra-test,baishuo/elasticsearch_v2.1.0-baishuo,baishuo/elasticsearch_v2.1.0-baishuo,strapdata/elassandra-test,strapdata/elassandra-test,baishuo/elasticsearch_v2.1.0-baishuo,strapdata/elassandra-test