Add a check to the build to catch problems copying the DBCP resources

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1565603 13f79535-47bb-0310-9956-ffa450edef68
Tab police

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1565605 13f79535-47bb-0310-9956-ffa450edef68