edited typos in assignment-add

widget_nicsbabes/assignments/templates/assignments/assignment-add.html

@@ -3,7 +3,7 @@
 
     {% block title %} Add Assignment {% endblock %}
     {% block content %}
-    <h1>Add Assignment:</h1>
+    <h1>Add a new assignment:</h1>
     <form method="post">
         {% csrf_token %}
         {{form.as_p}}