bump version number in docs

docs/index.html

@@ -89,7 +89,7 @@
             <h6>Fork on GitHub</h6>
             <p>Download, fork, pull, file issues, and more with the official Bootstrap repo on Github.</p>
             <p><a target="_blank" href="https://github.com/twitter/bootstrap" class="btn primary">Bootstrap on GitHub &raquo;</a></p>
-            <p class="current-version">Currently <a href="https://github.com/twitter/bootstrap/wiki/Changelog">v1.3.0</a></p>
+            <p class="current-version">Currently <a href="https://github.com/twitter/bootstrap/wiki/Changelog">v1.4.0</a></p>
           </div>
         </div><!-- /row -->
       </div>