commons-parent 33 -> 34.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/configuration/trunk@1612027 13f79535-47bb-0310-9956-ffa450edef68
Use the more modern, compact, and flexible Javadoc "{@code ...}" instead of the HTML "<tt>...</tt>".

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/configuration/trunk@1612028 13f79535-47bb-0310-9956-ffa450edef68