Remove delay module

src/test/eventlog-test.js

@@ -8,7 +8,7 @@
 
 const common = require('./common.js'),
     database = require('../database.js'),
-    delay = require('delay'),
+    delay = require('../delay.js'),
     eventlog = require('../eventlog.js'),
     expect = require('expect.js'),
     notifications = require('../notifications.js');