removing unwanted variable

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@174986 a5903396-d722-0410-b921-86c7d4935375
adding synapse.version variable

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@174987 a5903396-d722-0410-b921-86c7d4935375
removing unwanted variable

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@174988 a5903396-d722-0410-b921-86c7d4935375