remove unwanted svn externals

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@180638 a5903396-d722-0410-b921-86c7d4935375
moved class to util package

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@180639 a5903396-d722-0410-b921-86c7d4935375
Fix for CARBON-14351. Cannot restart the server with Ghost Deployer turned on

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@180640 a5903396-d722-0410-b921-86c7d4935375