New release with speed improvements, better outbox model and bug fixes.

A bigger README with more ways to use this in the browser without being wasteful: https://www.npmjs.com/package/nostr-web-components/v/0.0.6

And more amazing demos using different loading techniques (view source):
- https://unpkg.com/nostr-web-components@0.0.6/importmapdemo.html
- https://unpkg.com/nostr-web-components@0.0.6/bigbundledemo.html