Rename the config dir to setup

setup/templates/wizard.html

@@ -0,0 +1,19 @@
+{% extends "base.html" %}
+
+{% block page %}
+  {% call macros.panel("warning", "Before starting, read the docs!") %}
+  Mailu is not perfectly documented, but still has a lot of documentation
+  available at <a href="https://mailu.io">mailu.io</a>. Make sure you read
+  the appropriate documentation for your setup and have all the requirements
+  ready when using this wizard.
+  {% endcall %}
+
+  <form method="post" action="{{ url_for(".submit") }}">
+  {% include "steps/flavor.html" %}
+  {% include "steps/expose.html" %}
+  {% include "steps/services.html" %}
+  {% include "steps/optional.html" %}
+
+  <input class="btn btn-primary" type="submit" value="Setup Mailu">
+  </form>
+{% endblock %}