Documentation update for Maven integration and new MBean output mode.
diff --git a/org.jacoco.doc/docroot/doc/agent.html b/org.jacoco.doc/docroot/doc/agent.html
index fad164b..7890fb5 100644
--- a/org.jacoco.doc/docroot/doc/agent.html
+++ b/org.jacoco.doc/docroot/doc/agent.html
@@ -139,6 +139,8 @@
           <li><code>tcpclient</code>: At startup the agent connects to the TCP

               port specified by the <code>address</code> and <code>port</code>

               attribute. Execution data is written to this TCP connection.</li>

+          <li><code>mbean</code>: The agent registers an JMX MBean under the

+              name <code>org.jacoco:type=Runtime</code>.</li>

         </ul>

         Please see the security considerations below. 

       </td>