Add context for household member editor form:

* add context for accompanying period, if indicated in a query
parameter;
* expand automatically household suggestion, if indicated in a query
parameter

src/Bundle/ChillPersonBundle/Resources/views/Household/members_editor.html.twig

@@ -1,4 +1,5 @@
-{% extends '@ChillMain/layout.html.twig' %}
+{% extends accompanyingCourse != null ? '@ChillPerson/AccompanyingCourse/layout.html.twig' 
+  : '@ChillMain/layout.html.twig' %}
 
 {% block title 'household.Edit household members'|trans  %}
 
@@ -14,6 +15,7 @@
 {% block js %}
   <script type="text/javascript">
     window.household_members_editor_data = {{ data|json_encode|raw }};
+    window.household_members_editor_expand_suggestions = {{ expandSuggestions }};
   </script>
   {{ encore_entry_script_tags('household_members_editor') }}
 {% endblock %}