Update web-spec-framework
Update web-spec-framework

mkruisselbrink/ServiceWorker,martinthomson/ServiceWorker,slightlyoff/ServiceWorker,justinleoye/ServiceWorker,zuzusik/ServiceWorker,chadoliver/ServiceWorker,chadoliver/ServiceWorker,martinthomson/ServiceWorker,justinleoye/ServiceWorker,zuzusik/ServiceWorker,martinthomson/ServiceWorker,zuzusik/ServiceWorker,slightlyoff/ServiceWorker,justinleoye/ServiceWorker,mkruisselbrink/ServiceWorker,chadoliver/ServiceWorker