adding rss-config.xml to the feature

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@167260 a5903396-d722-0410-b921-86c7d4935375
fixing issue when copying the hive-rss-config.xml in the product

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@167261 a5903396-d722-0410-b921-86c7d4935375