Merging cassandra component changes to trunk Patch provided Inosh

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@175355 a5903396-d722-0410-b921-86c7d4935375
fixing build failure in BAM by correcting the export version of packages

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@175356 a5903396-d722-0410-b921-86c7d4935375
fixing rss manager server feature

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@175357 a5903396-d722-0410-b921-86c7d4935375
Merging cassandra feature changes to trunk. Patch provided by Inosh

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@175358 a5903396-d722-0410-b921-86c7d4935375