updating some fixes for the cassandra-hanstorage handler

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@184359 a5903396-d722-0410-b921-86c7d4935375
adding the fix for the hive incr_avg to have the operation id

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@184361 a5903396-d722-0410-b921-86c7d4935375
adding incremental index keyspace default name

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@184362 a5903396-d722-0410-b921-86c7d4935375
adding index keyspece name  property to hive-site.xml

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@184364 a5903396-d722-0410-b921-86c7d4935375