Add deno-only bootstrap peer implementation. Uses libdatachannel for the RTCDatachannel implementation.

Fix Typescript sourcemap serving
PeerManager: more robust when RTCPeerConnection fails or is not present
Separate source maps so the main files arent bloated

static/main.js

@@ -1577,3 +1577,4 @@ class App {
 })(App || (App = {}));
 let app = new App();
 window.addEventListener("load", app.main.bind(app));
+//# sourceMappingURL=main.js.map