Use new login page for marketing site when student is trying to

access login_required page.

lms/templates/accounts_login.html

@@ -1,35 +0,0 @@
-<%! from django.core.urlresolvers import reverse %>
-<%inherit file="main.html" />
-<%namespace name='static' file='static_content.html'/>
-
-<%block name="headextra">
-<style type="text/css">
-.login-box {
-    display: block;
-    position: relative;
-    left: 0;
-    margin: 100px auto;
-    top: 0;
-    height:500px;
-}
-
-.login-box input[type=submit] {
-    white-space: normal;
-    height: auto !important;
-}
-
-</style>
-</%block>
-
-<section class='login-box'></section>
-
-<script type="text/javascript">
-(function() {
- $(document).ready( 
-     function() {
-        // show dialog
-       $('#login').click();
-     }
- );
-})(this)
-</script>