Update maven-project-info-reports-plugin for Maven 3.1 compatibility.

git-svn-id: https://svn.apache.org/repos/asf/maven/plugin-testing/trunk@1494583 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index caf8df8..8974037 100644
--- a/pom.xml
+++ b/pom.xml
@@ -257,7 +257,15 @@
       </plugin>
     </plugins>
   </build>
-
+  <reporting>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-project-info-reports-plugin</artifactId>
+        <version>2.7</version>
+      </plugin>
+    </plugins>
+  </reporting>
   <profiles>
     <profile>
       <id>reporting</id>