Made repository changes

backend/app.js

@@ -6,7 +6,6 @@ var config = require('config');
 var https = require('https');
 var express = require("express");
 var bodyParser = require("body-parser");
-var pem = require('https-pem');
 var app = express();
 
 var frontendUrl = config.get("YoutubeDLMaterial.Host.frontendurl");

backend/package.json

@@ -17,7 +17,9 @@
   },
   "homepage": "https://github.com/Tzahi12345/hda-backend#readme",
   "dependencies": {
+    "async": "^3.1.0",
+    "config": "^3.2.3",
     "exe": "^1.0.2",
-    "youtube-dl": "1.11.1"
+    "youtube-dl": "^2.0.1"
   }
 }