Added form for users to delete their accounts.

Closes #10

community_backup/webui/templates/delete.html

@@ -0,0 +1,22 @@
+{% extends "base.html" %}
+{% load crispy_forms_tags %}
+
+{% block content %}
+
+{% if next %}
+    {% if user.is_authenticated %}
+    <p>Your account doesn't have access to this page. To proceed,
+    please login with an account that has access.</p>
+    {% else %}
+    <p>Please login to see this page.</p>
+    {% endif %}
+{% endif %}
+
+<form method="post" action="{% url 'delete' %}">
+    {% csrf_token %}
+    {{ form|crispy }}
+<input class="button is-danger" type="submit" value="Delete Account">
+<input type="hidden" name="next" value="{{ next }}">
+</form>
+
+{% endblock %}