Add documentation for the new maven integration goals take 2

This is a replacement for #160 without integration tests for the examples.
diff --git a/org.jacoco.doc/docroot/doc/maven.html b/org.jacoco.doc/docroot/doc/maven.html
index 968c4aa..b0ee4a1 100644
--- a/org.jacoco.doc/docroot/doc/maven.html
+++ b/org.jacoco.doc/docroot/doc/maven.html
@@ -33,13 +33,27 @@
 
 <h2>Example</h2>
 
-<p>
-  The JaCoCo distribution contains a simple example how code coverage can be
-  added to a Maven project. This <a href="examples/build/pom.xml">POM file</a>
-  for a JAR project runs JUnit tests under code coverage and creates a coverage
-  report. The complete example is located in the <code>./doc/examples/build</code>
+<ul>
+  <li>
+    The JaCoCo distribution contains a simple example how code coverage 
+    can be added to a Maven project.</li>
+  <li>
+    This <a href="examples/build/pom.xml">POM file</a>
+    for a JAR project runs JUnit tests under code coverage and creates a coverage
+    report (<tt>target/site/jacoco/index.html</tt>).
+  </li>
+  <li>
+    This <a href="examples/build/pom-it.xml">POM file</a>
+    for a JAR project runs unit tests and integration tests under code coverage
+    and creates two coverage reports, one for unit tests (
+    <tt>target/site/jacoco/index.html</tt>) and one for integration tests (
+    <tt>target/site/jacoco-it/index.html</tt>).
+  </li>
+  <li>
+  The complete example is located in the <code>./doc/examples/build</code>
   folder of the distribution.
-</p>
+  </li>
+</ul>>
 
 
 <h2>Prerequisites</h2>
@@ -88,8 +102,10 @@
 <ul>
   <li><a href="help-mojo.html">help</a></li>
   <li><a href="prepare-agent-mojo.html">prepare-agent</a></li>
+  <li><a href="prepare-agent-integration-mojo.html">prepare-agent-integration</a></li>
   <li><a href="merge-mojo.html">merge</a></li>
   <li><a href="report-mojo.html">report</a></li>
+  <li><a href="report-mojo-integration.html">report-integration</a></li>
   <li><a href="check-mojo.html">check</a></li>
   <li><a href="dump-mojo.html">dump</a></li>
   <li><a href="instrument-mojo.html">instrument</a></li>