#121 added autocompletion demo animation to main user manual

docs/index.html

@@ -633,11 +633,21 @@ <h2 id="_introduction">1. Introduction</h2>
 <div class="paragraph">
 <p>Picocli is a one-file Java framework for parsing command line arguments
 and generating polished, easily tailored usage help messages. With <a href="#_ansi_colors_and_styles">colors</a>.
-Now in BETA: <a href="http://picocli.info/1.0.0-SNAPSHOT/autocomplete.html">command line autocompletion</a>. (Comments, bug reports, pull requests welcome!)</p>
+</p>
 </div>
 <div class="paragraph">
 <p><span class="image"><img src="images/ExampleUsageANSI.png" alt="Screenshot of usage help with Ansi codes enabled"></span></p>
 </div>
+
+    <div class="paragraph">
+        <p>
+            Now in BETA: <a href="http://picocli.info/1.0.0-SNAPSHOT/autocomplete.html">command line autocompletion</a>.
+            (Comments, bug reports, pull requests welcome!)</p>
+    </div>
+<div class="paragraph">
+    <p><span class="image"><img src="images/picocli-autocompletion-demo.gif" alt="Autocompletion demo animation"></span></p>
+</div>
+
 <div class="paragraph">
 <p>A distinguishing feature of picocli is how it aims
 to let users run picocli-based applications without requiring picocli as an external dependency: