Added new REST webapp to the release notes

distro/src/readme.html

@@ -45,7 +45,8 @@
 
   <h4>Highlights</h4>
   <ul>
-    <li></li>
+    <li>A new Activiti Explorer application completely rewritten in Vaadin</li>
+    <li>The REST services have been rewritten to Restlet</li>
   </ul>
 
   <h4>Important</h4>
@@ -63,6 +64,12 @@
     Activiti Explorer has acquired Activiti Probe for an undisclosed amount :-)  The resulting 
     Activiti Explorer has been restyled and includes more dynamic task management features. 
   </p>
+  
+  <p>
+    The REST services were rewritten with the Restlet framework with backwards compatibility, so the REST interfaces haven't changed. 
+    The previous versions of Activiti included a REST services web application that used the Spring Surf and Webscripts framework.
+    To implement a new or revised REST service you had to learn these frameworks. With moving to Restlet implementing new or revised REST services has become really simple.
+  </p>
     
   <p>
     The demo setup has been limited to H2 database only, as many people struggled with getting