added selectsource for multiauth

mymodule/themes/fancytheme/multiauth/selectsource.twig

+  GNU nano 4.8                                              selectsource.twig                                                         
+{% set pagetitle = '{multiauth:multiauth:select_source_header}'|trans %}
+{% extends "base.twig" %}
+
+{% block content %}
+    <h2>Benutzerkonto auswählen</h2>
+    <p>Bitte wählen Sie ein Benutzerkonto aus, mit dem Sie sich authentifizieren wollen:</p>
+
+    <form action="{{ selfUrl|escape('html') }}" method="get">
+        <input type="hidden" name="AuthState" value="{{ authstate|escape('html') }} ">
+        <ul>
+        {% for key, source in sources %}
+            {% set name = ('src-' ~ source.source64) %}
+            {% set button = ('button-' ~ source.source) %}
+	    <li class="{{ source.css_class|escape('html') }} authsource">
+            <input class="button-red button-margin btn btn-primary" type="submit" name="{{ name|escape('html') }}" id="{{ button|escape('html') }}" value="{{ source.text|escape('html') }}"{%- if source.source == preferred %} autofocus{% endif -%}>            
+            {% if source.help %}
+              <p>{{ source.help|escape('html') }}</p>
+            {% endif %}
+            </li>
+        {% endfor %}
+        </ul>
+    </form>
+{% endblock %}
+