Sample webapps which supports async_support

git-svn-id: https://svn.wso2.org/repos/wso2/trunk/commons@169072 a5903396-d722-0410-b921-86c7d4935375
Common Folder for JSP 2.2, EL2.2, JSTL 1.2 Applications

git-svn-id: https://svn.wso2.org/repos/wso2/trunk/commons@169073 a5903396-d722-0410-b921-86c7d4935375