Apply Ruwan's patch for APIMANAGER-774

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@179232 a5903396-d722-0410-b921-86c7d4935375
fixing errors in wsdl and service retrieve

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@179233 a5903396-d722-0410-b921-86c7d4935375