Better templates for OAuth2 authentication

Signed-off-by: Yohann D'ANELLO <ynerant@crans.org>

note_kfet/templates/oauth2_provider/authorized-token-delete.html

@@ -0,0 +1,16 @@
+{% extends "base.html" %}
+
+{% load i18n %}
+{% block content %}
+    <div class="card">
+        <form action="" method="post">
+            {% csrf_token %}
+            <h3 class="card-header text-center">
+                {% trans "Are you sure you want to delete this token?" %}
+            </h3>
+            <div class="card-footer text-center">
+                <input type="submit" value="{% trans "Delete" %}" />
+            </div>
+        </form>
+    </div>
+{% endblock %}