Adding new column to indicate primary trusted IdP

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@178763 a5903396-d722-0410-b921-86c7d4935375
Fixing

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@178764 a5903396-d722-0410-b921-86c7d4935375