This reflects changes in Google's policy on JavaScript license
headers, which should be smaller to avoid increasing the size of the
binary unnecessarily.
This also updates the company name from "Google, Inc" to "Google LLC".
Change-Id: I3f8b9ed3700b6351f43173d50c94d35c333e82b4
This adds a service worker, which will cache application resources to
make the application itself available offline in browsers which
support service workers.
Issue #876
Change-Id: I13096b2d4b9236d2a3f220af6b1dfce43d7a0004