minor changes

Author: mdb1710

src/config.js

@@ -7,6 +7,6 @@ module.exports = {
   CLIENT_SECRET: process.env.CLIENT_SECRET,
 
   CLIENT_ORIGIN: process.env.CLIENT_ORIGIN || 'http://localhost:3000',
-  DB_URL: process.env.DATABASE_URL || 'postgresql://tunechainer@localhost/saved_playlists'
+  DB_URL: process.env.DB_URL || 'postgresql://tunechainer@localhost/saved_playlists'
 
 };