add job add debugging

src/job.js

@@ -28,6 +28,7 @@ export default class Job extends events.EventEmitter {
 
     this.ready = createIndex(client, index)
     .then(() => {
+      this.debug(`Adding job to index ${this.index}`);
       return this.client.index({
         index: this.index,
         type: this.type,