Added Form Validation Library and updated docs
diff --git a/user_guide/libraries/input.html b/user_guide/libraries/input.html
index a046022..eae3a4d 100644
--- a/user_guide/libraries/input.html
+++ b/user_guide/libraries/input.html
@@ -28,7 +28,7 @@
 <div id="masthead">

 <table cellpadding="0" cellspacing="0" border="0" style="width:100%">

 <tr>

-<td><h1>CodeIgniter User Guide Version 1.6.3</h1></td>

+<td><h1>CodeIgniter User Guide Version 1.7</h1></td>

 <td id="breadcrumb_right"><a href="../toc.html">Table of Contents Page</a></td>

 </tr>

 </table>