Update index.html

Author: josemduarte

_site/index.html

@@ -101,7 +101,7 @@ <h2>BioJava is open source<br />
 								    <a href="https://github.com/biojava/biojava" class="button big">View the GitHub project</a>
 							</header>
 							<ul class="icons major">
-								<li><span class="icon fa-diamond major style1"><span class="label">Current release: 4.2.0</span></span></li>
+								<li><span class="icon fa-diamond major style1"><span class="label">Current release: 4.2.1</span></span></li>
 								<li><span class="icon fa-heart-o major style2"><span class="label">Ipsum</span></span></li>
 								<li><span class="icon fa-code major style3"><span class="label">Dolor</span></span></li>
 							</ul>
@@ -245,4 +245,4 @@ <h2>Arcue ut vel commodo</h2>
 
   </body>
 
-</html>
+</html>