Removed unnecassary jar removal at build time

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@179520 a5903396-d722-0410-b921-86c7d4935375
Changed the AM product version as 1.5.0

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@179521 a5903396-d722-0410-b921-86c7d4935375