Added functionality to join organisations and the optional approval process

templates/modals/confirm-cancel-organisation-join.html.twig

@@ -0,0 +1,17 @@
+{% extends "modals/modal.html.twig" %}
+
+{% block modal_title %}{{translate("ORGANISATION.JOIN_REQUEST.CANCEL")}}{% endblock %}
+
+{% block modal_body %}
+<form class="js-form" method="delete" action="{{site.uri.public}}/{{form.action}}">
+    {% include "forms/csrf.html.twig" %}
+    <div class="js-form-alerts">
+    </div>
+    <h4>{{translate("ORGANISATION.JOIN_REQUEST.CANCEL_CONFIRM", {name: organisation.name})}}{% if delete_hard %}<br><small>{{translate("ACTION_CANNOT_UNDONE")}}</small>{% endif %}</h4>
+    <br>
+    <div class="btn-group-action">
+        <button type="submit" class="btn btn-danger btn-lg btn-block">{{translate("ORGANISATION.JOIN_REQUEST.CANCEL_YES")}}</button>
+        <button type="button" class="btn btn-default btn-lg btn-block" data-dismiss="modal">{{translate("CANCEL")}}</button>
+    </div>
+</form>
+{% endblock %}