** Place on a method to mark it as a page event.** ** If the method returns 'Void' or 'null' then the containing page is re-rendered.** Otherwise the returned object is treated as a BedSheet response object.facet class PageEvent {** The name of the event. This appears in client URLs.** ** Defaults to the event method name (minus any 'on' prefix).const Str? name** The HTTP method the page event should respond to.** ** Defaults to 'GET'const Str httpMethod := "GET"}