Fix remove listeners in websocket

src/main/websocket.js

@@ -68,6 +68,11 @@ export default class WebSocket {
   stop () {
     if (this.listener) {
       this.listener.stop()
+      this.listener.removeAllListeners('connect')
+      this.listener.removeAllListeners('update')
+      this.listener.removeAllListeners('notification')
+      this.listener.removeAllListeners('error')
+      this.listener.removeAllListeners('parser-error')
       log.info('streaming stopped')
     }
   }