remove a bunch of internal state for events in order to simplify things a lot; in particular this will make it easier to define new events; CustomEvent.detail should be any per WebApps WG proposal from smaug; capitalize mutation events heading
remove a bunch of internal state for events in order to simplify things a lot; in particular this will make it easier to define new events; CustomEvent.detail should be any per WebApps WG proposal from smaug; capitalize mutation events heading

ayg/dom