including es5-shim instead of standalone bind polyfill

package.json

@@ -30,7 +30,8 @@
     "grunt-lib-phantomjs": "~0.4.0",
     "rimraf": "~2.1.4",
     "chalk": "~0.4.0",
-    "lodash": "~2.4.1"
+    "lodash": "~2.4.1",
+    "es5-shim": "~2.3.0"
   },
   "devDependencies": {
     "grunt-contrib-internal": "~0.4.5",

tasks/helpers/phantom-polyfill.js

@@ -1,24 +0,0 @@
-
-
-// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/bind
-
-if (!Function.prototype.bind) {
-  Function.prototype.bind = function (oThis) {
-    if (typeof this !== "function") {
-      // closest thing possible to the ECMAScript 5 internal IsCallable function
-      throw new TypeError("Function.prototype.bind - what is trying to be bound is not callable");
-    }
-
-    var aArgs = Array.prototype.slice.call(arguments, 1),
-      fToBind = this,
-      FNOP = function () {},
-      fBound = function () {
-        return fToBind.apply(this instanceof FNOP && oThis ? this : oThis, aArgs.concat(Array.prototype.slice.call(arguments)));
-      };
-
-    FNOP.prototype = this.prototype;
-    fBound.prototype = new FNOP();
-
-    return fBound;
-  };
-}

tasks/lib/jasmine.js

@@ -58,7 +58,7 @@ exports.init = function(grunt, phantomjs) {
         if (fs.existsSync(path)) exports.copyTempFile(path, name);
     });
 
-    exports.copyTempFile(__dirname + '/../helpers/phantom-polyfill.js', 'phantom-polyfill.js');
+    exports.copyTempFile(__dirname + '/../../node_modules/es5-shim/es5-shim.js', 'es5-shim.js');
 
     var reporters = [
       tempDir + '/reporter.js'
@@ -71,7 +71,7 @@ exports.init = function(grunt, phantomjs) {
     jasmineCss = jasmineCss.concat(options.styles);
 
     var polyfills = [
-      tempDir + '/phantom-polyfill.js'
+      tempDir + '/es5-shim.js'
     ];
 
     var jasmineCore = [