Add a simple toString() implementation to aid debugging in an IDE and to test viewing this class as an object in a pool via JMX.


git-svn-id: http://svn.apache.org/repos/asf/commons/proper/dbcp@1507221 13f79535-47bb-0310-9956-ffa450edef68
Simplify
The IDE will know the type and it is better for JMX to determine the type as not all objects will provide that info.

git-svn-id: http://svn.apache.org/repos/asf/commons/proper/dbcp@1507222 13f79535-47bb-0310-9956-ffa450edef68