changed login into logout in the templates logout_form.html

Author: greenstatic

demo/templates/fragments/logout_form.html

@@ -11,7 +11,7 @@
 
   <div class="form-group">
     <div class="col-sm-offset-2 col-sm-10">
-      <button type="submit" class="btn btn-default">Login</button>
+      <button type="submit" class="btn btn-default">Logout</button>
     </div>
   </div>