move delay() from its own file into helpers

app/helpers.js

@@ -82,3 +82,12 @@ exports.unzipApp = function(zipPath, cb) {
     }
   });
 };
+
+
+exports.delay = function(secs) {
+    var date = new Date();
+    var curDate = null;
+
+    do { curDate = new Date(); }
+    while(curDate-date < (secs * 1000.0));
+};

app/ios.js

@@ -5,7 +5,7 @@ var path = require('path')
   , logger = require('../logger').get('appium')
   , sock = '/tmp/instruments_sock'
   , instruments = require('../instruments/instruments')
-  , delay = require("./uiauto/lib/delay.js")
+  , delay = require("./helpers.js").delay
   , uuid = require('uuid-js')
   , status = require("./uiauto/lib/status");
 

app/uiauto/lib/delay.js

@@ -1,14 +0,0 @@
-function delay(secs)
-{
-    var date = new Date();
-    var curDate = null;
-
-    do { curDate = new Date(); }
-    while(curDate-date < (secs * 1000.0));
-}
-
-if (typeof module === "undefined") {
-  module = {};
-}
-
-module.exports = delay;