Merge branch '16.0' of git@github.com:Dolibarr/dolibarr.git into 16.0

htdocs/compta/stats/cabyprodserv.php

@@ -323,7 +323,7 @@ if ($modecompta == 'CREANCES-DETTES') {
 	}
 	if ($selected_cat === -2) {	// Without any category
 		$sql .= " AND cp.fk_product is null";
-	} elseif ($selected_cat) {	// Into a specific category
+	} elseif ($selected_cat > 0) {	// Into a specific category
 		if ($subcat) {
 			$TListOfCats = $categorie->get_full_arbo('product', $selected_cat, 1);