Added Twitter to the community page

_layouts/default.html

@@ -42,6 +42,7 @@
     </div> <!-- /container -->
     <script src="{{ page.base_url }}js/vendor/jquery.min.js"></script>
     <script src="{{ page.base_url }}js/vendor/bootstrap.min.js"></script>
+    <script src="http://platform.twitter.com/widgets.js"></script>
     <script src="{{ page.base_url }}js/vendor/run_prettify.js"></script>
     <script src="{{ page.base_url }}js/vendor/lang-eiffel.js"></script>
   </body>

community.html

@@ -4,6 +4,14 @@ title: Community
 base_url: "../"
 ---
       <div class="row">
+        <div class="col-md-4">
+          <h2>Twitter</h2>
+          <p>
+          You can stay up to date on releases, new developments, and project news by following
+          <a href="https://twitter.com/eiffelweb">@EiffelWeb</a> on Twitter
+          </p>
+          <a href="https://twitter.com/eiffelweb" class="twitter-follow-button" data-show-count="false">Follow @EiffelWeb</a>
+        </div>
         <div class="col-md-4">
           <h2>Development</h2>
           <p>