[fix #87] Channel update event has no "actor" argument

app/worker-client.js

@@ -265,7 +265,7 @@ class WorkerBasedMumbleChannel extends EventEmitter {
 
   _dispatchEvent (name, args) {
     if (name === 'update') {
-      let [actor, props] = args
+      let [props] = args
       Object.entries(props).forEach((entry) => {
         this._setProp(entry[0], entry[1])
       })
@@ -276,7 +276,6 @@ class WorkerBasedMumbleChannel extends EventEmitter {
         props.links = this.links
       }
       args = [
-        this._client._user(actor),
         props
       ]
     } else if (name === 'remove') {

app/worker.js

@@ -90,17 +90,14 @@ import 'subworkers'
   function setupChannel (id, channel) {
     id = Object.assign({}, id, { channel: channel.id })
 
-    registerEventProxy(id, channel, 'update', (actor, props) => {
-      if (actor) {
-        actor = actor.id
-      }
+    registerEventProxy(id, channel, 'update', (props) => {
       if (props.parent) {
         props.parent = props.parent.id
       }
       if (props.links) {
         props.links = props.links.map((it) => it.id)
       }
-      return [actor, props]
+      return [props]
     })
     registerEventProxy(id, channel, 'remove')