Fixed gh-511 so that custom fields also get copied to module fields if set to do so.

admin/helpers/compiler/b_Structure.php

@@ -228,6 +228,13 @@ class Structure extends Get
 	 */
 	public $fileContentStatic = array();
 
+	/**
+	 * Extention Custom Fields
+	 *
+	 * @var    array
+	 */
+	public $extentionCustomfields = array();
+
 	/**
 	 * The standard folders
 	 *