add driver.closePool to example update with remarks given on commons-user list cleanup example
add driver.closePool to example
update with remarks given on commons-user list
cleanup example


git-svn-id: 94cad4ae0dfdbd5a35299816cdf961de95074614@132107 13f79535-47bb-0310-9956-ffa450edef68

apache/commons-dbcp,apache/commons-dbcp,apache/commons-dbcp