Change in templates and js and urls

- Add urls to download quiz assignments in urls.p
- Catch Http404 exception message in 404.html template
- Add download assignment links for quiz in grade_user.html
- Fix javascript validation in add_question.js

1 files changed, 1 insertions, 1 deletions

diff --git a/yaksh/templates/404.html b/yaksh/templates/404.html
index 7d33dd3..8d43ec5 100644
--- a/yaksh/templates/404.html
+++ b/yaksh/templates/404.html
@@ -1,5 +1,5 @@
 {% extends "base.html" %}
 
 {% block content %}
-The requested page does not exist.
+{{ exception }}
 {% endblock %}