open create form for activity/project/customer in modals (#2025)

templates/activity/edit.html.twig

@@ -7,7 +7,7 @@
 {% block main %}
     {% set formEditTemplate = app.request.xmlHttpRequest ? 'default/_form_modal.html.twig' : 'default/_form.html.twig' %}
     {% set formOptions = {
-        'title': activity.name|default('create-activity'|trans({}, 'actions')),
+        'title': (activity.id is null ? 'create'|trans : 'edit'|trans({}, 'actions')),
         'form': form,
         'back': path('admin_activity')
     } %}
@@ -40,11 +40,6 @@
                     {{ form_row(meta) }}
                 {% endfor %}
             {% endif %}
-            {% if form.create_more is defined and app.request.xmlHttpRequest %}
-                <div class="hidden">
-                {{ form_row(form.create_more) }}
-                </div>
-            {% endif %}
             {{ form_widget(form) }}
         {% endblock %}
     {% endembed %}