Improve forms, add helper buttons on add session form

games/templates/add_edition.html

@@ -6,27 +6,17 @@
 {% block content %}
     <form method="post" enctype="multipart/form-data">
         <table class="mx-auto">
-            {% csrf_token %}
-            {{ form.as_table }}
-            <tr>
-                <td></td>
-                <td>
-                    <input type="submit" name="submit" value="Submit" />
-                </td>
-            </tr>
-            <tr>
-                <td></td>
-                <td>
-                    <input type="submit"
-                           name="submit_and_redirect"
-                           value="Submit & Create Purchase" />
-                </td>
-            </tr>
+        {% csrf_token %}
+
+        {{ form.as_table }}
+        <tr>
+            <td></td>
+            <td><input type="submit" value="Submit"/></td>
+        </tr>
         </table>
     </form>
 {% endblock content %}
 {% block scripts %}
-    {% if script_name %}
-        <script type="module" src="{% static 'js/'|add:script_name %}"></script>
-    {% endif %}
+{% load static %}
+<script type="module" src="{% static 'js/add_edition.js' %}"></script>
 {% endblock scripts %}