Fix jshint errors

app/lib/rss.js

@@ -1,10 +1,12 @@
 'use strict';
 
+import Ember from 'ember';
+
 const NUMBER_OF_PODCASTS_TO_GET = 1000;
 
 export default function getRSS(url, callback) {
     console.log('GETTING RSS');
-    return new Promise(function(resolve, reject) {
+    return new Ember.RSVP.Promise(function(resolve, reject) {
         var jsonpCallback = EmberHifi.isPackaged ? '' : '&callback=?';
 
         $.ajax({
@@ -36,4 +38,4 @@ export default function getRSS(url, callback) {
             }
         });
     });
-};
+}

app/models/episode.js

@@ -61,7 +61,7 @@ export default DS.Model.extend({
             }
         });
 
-        request.addEventListener('progress', function(event) {
+        request.addEventListener('progress', function() {
             console.info('eventProgress', _this.get('_chunkCount'));
             localforage.setItem('ep:' + _this.get('id') +
                                 _this.get('_chunkCount'), request.response)
@@ -88,7 +88,7 @@ export default DS.Model.extend({
             _this.incrementProperty('_chunkCount');
         });
 
-        request.addEventListener('error', function(event) {
+        request.addEventListener('error', function() {
             window.alert('Error downloading this episode. Please try again.');
 
             // _this.trigger('download:cancel');
@@ -118,7 +118,7 @@ export default DS.Model.extend({
         var chunkCount = this.get('_chunkCount');
         var _this = this;
 
-        return new Promise(function(resolve) {
+        return new Ember.RSVP.Promise(function(resolve) {
             function _walkChunks(chunkID) {
                 if (chunkID === undefined) {
                     chunkID = 0;