fix warning about max EventEmitter listeners (#100)

routes/_utils/eventBus.js

@@ -2,6 +2,10 @@ import EventEmitter from 'events'
 
 const eventBus = new EventEmitter()
 
+// we need enough 'postedStatus' listeners for each
+// visible status in a timeline
+eventBus.setMaxListeners(100)
+
 if (process.browser && process.env.NODE_ENV !== 'production') {
   window.eventBus = eventBus
 }