adding CSS to secure p/w management tool

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@179331 a5903396-d722-0410-b921-86c7d4935375
New Feature. Delete Bulk sequences. ESBJAVA-2353

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@179332 a5903396-d722-0410-b921-86c7d4935375