Fix: Calculation of number of linked files was not working on taxes.

htdocs/core/lib/tax.lib.php

@@ -49,8 +49,12 @@ function tax_prepare_head($object)
     // $this->tabs = array('entity:-tabname);   												to remove a tab
     complete_head_from_modules($conf,$langs,$object,$head,$h,'tax');
 
+	require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
+	$upload_dir = $conf->tax->dir_output . "/" . dol_sanitizeFileName($object->ref);
+	$nbFiles = count(dol_dir_list($upload_dir,'files'));
 	$head[$h][0] = DOL_URL_ROOT.'/compta/sociales/document.php?id='.$object->id;
 	$head[$h][1] = $langs->trans("Documents");
+	if($nbFiles > 0) $head[$h][1].= ' ('.$nbFiles.')';
 	$head[$h][2] = 'documents';
 	$h++;