Store redirect login url in session instead of using url parameter

app/Template/auth/index.php

@@ -5,7 +5,7 @@
     <?php endif ?>
 
     <?php if (! HIDE_LOGIN_FORM): ?>
-    <form method="post" action="<?= $this->url->href('auth', 'check', array('redirect_query' => $redirect_query)) ?>">
+    <form method="post" action="<?= $this->url->href('auth', 'check') ?>">
 
         <?= $this->form->csrf() ?>
 
@@ -17,8 +17,6 @@
 
         <?= $this->form->checkbox('remember_me', t('Remember Me'), 1, true) ?><br/>
 
-
-
         <div class="form-actions">
             <input type="submit" value="<?= t('Sign in') ?>" class="btn btn-blue"/>
         </div>