Javadoc: Use the active voice.

git-svn-id: https://svn.apache.org/repos/asf/logging/log4j/log4j2/trunk@1558491 13f79535-47bb-0310-9956-ffa450edef68
Sort members in AB order.

git-svn-id: https://svn.apache.org/repos/asf/logging/log4j/log4j2/trunk@1558492 13f79535-47bb-0310-9956-ffa450edef68