remove login from Elgg credentials.

plugins/cas_auth_unl/views/default/account/forms/login.php

@@ -31,6 +31,7 @@ if ($mobile) {
 	        <span>for Faculty, Staff and Students</span>
         </div>
     </div>
+    <!-- 
     <div id="elggOption">
 	    <a href="<?php echo $vars['url'] .'pg/login'.$viewmobile?>" class="switchAction"></a>
 	    <div class="optionMessage">
@@ -50,6 +51,7 @@ if ($mobile) {
 	        ?>
 	    </div>
     </div>
+    -->
 <?php 
 if ($mobile) {
 	echo '</div>';