Change projects links and add EVS

Credits for Jan Pokorný <jpokorny@redhat.com> for links to
PCMK/Asterisk, notification that QPID is no longer using corosync
directly and EVS.

Signed-off-by: Jan Friesse <jfriesse@redhat.com>

index.html

@@ -33,11 +33,13 @@
 <p>The Corosync Cluster Engine is a Group Communication System with additional features for implementing high availability within applications. The project provides four C Application Programming Interface features:</p>
 
 <ul>
-<li>A closed process group communication model with virtual synchrony guarantees for creating replicated state machines.</li>
+<li>A closed process group communication model with extended virtual synchrony guarantees for creating replicated state machines.</li>
 <li>A simple availability manager that restarts the application process when it has failed.</li>
 <li>A configuration and statistics in-memory database that provide the ability to set, retrieve, and receive change notifications of information.</li>
 <li>A quorum system that notifies applications when quorum is achieved or lost.</li>
-</ul><p>Our project is used as a High Availability framework by projects such as Apache Qpid and Pacemaker.</p>
+</ul><p>Our project is used as a High Availability framework by projects such as
+  <a href="https://clusterlabs.org/pacemaker/">Pacemaker</a> and
+  <a href="https://wiki.asterisk.org/wiki/display/AST/Corosync">Asterisk</a>.</p>
 
 <p>We are always looking for developers or users interested in clustering or participating in our project.</p>
 
@@ -75,4 +77,4 @@
       </div>
     </div>
   </body>
-</html>
+</html>