update lodash to v4

package.json

@@ -1,6 +1,6 @@
 {
   "name": "react-starterify",
-  "version": "2.2.0",
+  "version": "2.2.1",
   "description": "React JS application skeleton using Browserify and other awesome tools",
   "main": "app.js",
   "repository": {
@@ -61,7 +61,7 @@
     "gulp-sourcemaps": "^1.5.2",
     "gulp-uglify": "^1.4.0",
     "imagemin-pngquant": "^4.2.0",
-    "lodash": "^3.10.1",
+    "lodash": "^4.0.0",
     "postcss-nested": "^1.0.0",
     "postcss-simple-extend": "^1.0.0",
     "postcss-simple-vars": "^1.0.0",

test/components/About-test.js

@@ -1,6 +1,6 @@
 import test from 'ava';
 import 'babel-core/register';
-import { findWhere } from 'lodash';
+import { find } from 'lodash';
 import React from 'react';
 import TestUtils from 'react-addons-test-utils';
 import About from '../../src/components/About';
@@ -14,6 +14,6 @@ test('should have a div as container', t => {
 });
 
 test('should have an h2 tag containing the text "About"', t => {
-  t.ok(findWhere(about.props.children, <h2>About</h2>));
+  t.ok(find(about.props.children, <h2>About</h2>));
 });
 

test/components/App-test.js

@@ -1,6 +1,6 @@
 import test from 'ava';
 import 'babel-core/register';
-import { findWhere } from 'lodash';
+import { find } from 'lodash';
 import React from 'react';
 import TestUtils from 'react-addons-test-utils';
 import App from '../../src/components/App';
@@ -17,7 +17,7 @@ test('should have a div as container', t => {
 test('should have a version number that match the package.json version property', t => {
   let h1 = app.props.children[0].props.children;
 
-  t.ok(findWhere(h1, <h1>React Starterify {version}</h1>));
+  t.ok(find(h1, <h1>React Starterify {version}</h1>));
 });
 
 test('should return something', t => {