changed comment

RedBean/OODBBean.php

@@ -315,10 +315,10 @@ public function __set($property,$value) {
 	 * contains extra information about the bean object that will not
 	 * get stored in the database. Meta information is used to instruct
 	 * RedBean as well as other systems how to deal with the bean.
-	 * For instance: $bean->setMeta("buildcommand.unique.0", array(
-	 * "column1", "column2", "column3") );
+	 * For instance: $bean->setMeta("buildcommand.unique", array(
+	 * array("column1", "column2", "column3") ) );
 	 * Will add a UNIQUE constaint for the bean on columns: column1, column2 and
-	 * column 3.
+     * column 3.
 	 * To access a Meta property we use a dot separated notation.
 	 * If the property cannot be found this getter will return NULL instead.
 	 * @param string $path