Use trans filter for modal box title

code from https://github.com/sonata-project/SonataDoctrineORMAdminBundle/pull/21 from @FabienPennequin

Resources/views/CRUD/edit_orm_many_association_script.html.twig

@@ -18,6 +18,8 @@ This code manage the many-to-[one|many] association field popup
 
 {% autoescape false %}
 
+{% set associationadmin = sassociationadmin %}
+
 <!-- edit many association -->
 
 <script type="text/javascript">
@@ -109,7 +111,7 @@ This code manage the many-to-[one|many] association field popup
                     width: 980,
                     modal: true,
                     resizable: false,
-                    title: '{{ sonata_admin.field_description.associationadmin.label }}',
+                    title: '{{ associationadmin.label|trans({}, associationadmin.translationdomain) }}',
                     close: function(event, ui) {
                         // make sure we have a clean state
                         jQuery('a', field_dialog_{{ id }}).die('click');
@@ -156,7 +158,7 @@ This code manage the many-to-[one|many] association field popup
                     modal: true,
                     autoOpen: true,
                     resizable: false,
-                    title: '{{ sonata_admin.field_description.associationadmin.label }}',
+                    title: '{{ associationadmin.label|trans({}, associationadmin.translationdomain) }}',
                     close: function(event, ui) {
                         Admin.log('[{{ id }}|field_dialog_form_add] dialog closed - removing `live` events');
                         // make sure we have a clean state
@@ -363,8 +365,8 @@ This code manage the many-to-[one|many] association field popup
                 type: 'GET',
                 url: '{{ url('sonata_admin_short_object_information', {
                     'objectId': 'OBJECT_ID',
-                    'uniqid': sonata_admin.field_description.associationadmin.uniqid,
-                    'code': sonata_admin.field_description.associationadmin.code
+                    'uniqid': associationadmin.uniqid,
+                    'code': associationadmin.code
                 })}}'.replace('OBJECT_ID', jQuery(this).val()),
                 success: function(html) {
                     jQuery('#field_widget_{{ id }}').html(html);