[whatwg] Attribute of the Location interface should not be readonly

In the HTML5 spec, the attributes of the Location interface (href, host, hostname, etc.) should not be readonly as they can be set. Thanks. -Sam Weinig

[whatwg] Typo in UndoManager interface

In the UndoManager interface there is a typo in the add() method. The title parameter should be a DOMString, not a DOMStrong. :) -Sam Weinig