fixing relative path

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@180084 a5903396-d722-0410-b921-86c7d4935375
fixing url skipping check

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@180085 a5903396-d722-0410-b921-86c7d4935375
adding new blocking sender implementation

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@180086 a5903396-d722-0410-b921-86c7d4935375