Update the README to remove examples now that the Explainer has most of the meat.
Update the README to remove examples now that the Explainer has most of the meat.

slightlyoff/ServiceWorker,zuzusik/ServiceWorker,mkruisselbrink/ServiceWorker,mkruisselbrink/ServiceWorker,karolklp/ServiceWorker,slightlyoff/ServiceWorker,karolklp/ServiceWorker,sole/NavigationController,chadoliver/ServiceWorker,zuzusik/ServiceWorker,martinthomson/ServiceWorker,justinleoye/ServiceWorker,justinleoye/ServiceWorker,zuzusik/ServiceWorker,martinthomson/ServiceWorker,sole/NavigationController,chadoliver/ServiceWorker,chadoliver/ServiceWorker,justinleoye/ServiceWorker,martinthomson/ServiceWorker,karolklp/ServiceWorker