docs: update examples for latest libp2p rc (#353)

* docs: update chat example readme

* docs: update discovery test for autodial

* docs: fix delegated routing example

* docs: update echo example readme

* docs: fix libp2p in the browser example

* docs: update examples for peer/content routing

* docs: update the pubsub example

examples/delegated-routing/src/App.js

@@ -1,11 +1,10 @@
 // eslint-disable-next-line
 'use strict'
 
-const React = require('react')
+import React from 'react'
+import Ipfs from 'ipfs'
+import libp2pBundle from './libp2p-bundle'
 const Component = React.Component
-const Ipfs = require('ipfs')
-const libp2pBundle = require('./libp2p-bundle')
-// require('./App.css')
 
 const BootstrapNode = '/ip4/127.0.0.1/tcp/8081/ws/p2p/QmdoG8DpzYUZMVP5dGmgmigZwR1RE8Cf6SxMPg1SBXJAQ8'
 
@@ -150,4 +149,4 @@ class App extends Component {
   }
 }
 
-module.exports = App
+export default App

examples/delegated-routing/src/index.js

@@ -1,9 +1,8 @@
 // eslint-disable-next-line
 'use strict'
 
-const React = require('react') // eslint-disable-line no-unused-vars
-const ReactDOM = require('react-dom')
-const App = require('./App') // eslint-disable-line no-unused-vars
-// require('index.css')
+import React from 'react' // eslint-disable-line no-unused-vars
+import ReactDOM from 'react-dom'
+import App from './App' // eslint-disable-line no-unused-vars
 
 ReactDOM.render(<App />, document.getElementById('root'))

examples/delegated-routing/src/libp2p-bundle.js

@@ -11,7 +11,7 @@ const KadDHT = require('libp2p-kad-dht')
 const DelegatedPeerRouter = require('libp2p-delegated-peer-routing')
 const DelegatedContentRouter = require('libp2p-delegated-content-routing')
 
-module.exports = ({peerInfo, peerBook}) => {
+export default function Libp2pBundle ({peerInfo, peerBook}) {
   const wrtcstar = new WebRTCStar({id: peerInfo.id})
   const wsstar = new WebSocketStar({id: peerInfo.id})
   const delegatedApiOptions = {
@@ -54,6 +54,7 @@ module.exports = ({peerInfo, peerBook}) => {
     },
     config: {
       peerDiscovery: {
+        autoDial: false,
         webrtcStar: {
           enabled: false
         },
@@ -62,16 +63,13 @@ module.exports = ({peerInfo, peerBook}) => {
         }
       },
       dht: {
-        kBucketSize: 20
+        enabled: false
       },
       relay: {
         enabled: true,
         hop: {
           enabled: false
         }
-      },
-      EXPERIMENTAL: {
-        dht: false
       }
     }
   })