Fixed gh-534 so that the correct comment is made in the module area with the GUI placeholders. First steps towards adding multi languages for both modules and plugins gh-503 gh-493 in JCB. Other small improvments to the date helper methods. Add the otpion to target the admin area with modules.

admin/layouts/language_translation/details_fullwidth.php

@@ -28,7 +28,9 @@ $fields_tab_layout = 'fields_' . $layout_path_array[1];
 $fields = $displayData->get($fields_tab_layout) ?: array(
 	'source',
 	'translation',
-	'components'
+	'components',
+	'modules',
+	'plugins'
 );
 
 $hiddenFields = $displayData->get('hidden_fields') ?: array();