Cleaned code.

Module.php

@@ -136,7 +136,7 @@ public function getConfigForm(PhpRenderer $renderer)
         $services = $this->getServiceLocator();
         $config = $services->get('Config');
         $settings = $services->get('Omeka\Settings');
-        $formElementManager = $services->get('FormElementManager');
+        $form = $services->get('FormElementManager')->get(ConfigForm::class);
         $controllerPluginManager = $services->get('ControllerPluginManager');
         $api = $services->get('Omeka\ApiManager');
         $referencePlugin = $controllerPluginManager->get('reference');
@@ -212,7 +212,6 @@ public function getConfigForm(PhpRenderer $renderer)
             }
         }
 
-        $form = $formElementManager->get(ConfigForm::class);
         $form->init();
         // TODO Fix the setData() with sub-subfieldset..
         $form->setData($data);
@@ -234,8 +233,7 @@ public function handleConfigForm(AbstractController $controller)
 
         $params = $controller->getRequest()->getPost();
 
-        $form = $this->getServiceLocator()->get('FormElementManager')
-            ->get(ConfigForm::class);
+        $form = $services->get('FormElementManager')->get(ConfigForm::class);
         $form->init();
         $form->setData($params);
         if (!$form->isValid()) {

config/module.ini

@@ -1,6 +1,6 @@
 [info]
 name         = "Reference"
-description  = "Adds glossary pages with the alphabetical indexes of specified classes and properties."
+description  = "Adds glossary pages and blocks with the alphabetical indexes of specified classes and properties."
 tags         = "glossary, tree view, indexing, lexicon"
 license      = "CeCILL v2.1"
 author       = "Daniel Berthereau"

view/reference/site/reference/list.phtml

@@ -2,7 +2,7 @@
 $this->htmlElement('body')->appendAttribute('class', 'reference browse list');
 ?>
 <div id="primary" class="reference">
-    <h2><?php echo sprintf($this->translate('Browse Items By "%s" (%d Headings)'), $label, $total); ?></h2>
+    <h2><?php echo sprintf($this->translate('Browse items by "%s" (%d headings)'), $label, $total); ?></h2>
     <?php if ($total): ?>
     <?php echo $this->reference()->displayListForTerm($term, $args, $options); ?>
     <?php else: ?>