update react error overlay to be compatible with chalk 2

Author: Bardia Rastin

packages/create-react-app/createReactApp.js

@@ -669,6 +669,7 @@ function getProxy() {
     }
   }
 }
+
 function checkThatNpmCanReadCwd() {
   const cwd = process.cwd();
   let childOutput = null;

packages/react-error-overlay/build.js

@@ -5,11 +5,12 @@
  * LICENSE file in the root directory of this source tree.
  */
 const webpack = require('webpack');
-const chalk = require('chalk');
+const Chalk = require('chalk');
 const webpackConfig = require('./webpack.config.js');
 const iframeWebpackConfig = require('./webpack.config.iframe.js');
 const rimraf = require('rimraf');
 const chokidar = require('chokidar');
+const chalk = new Chalk.constructor({ enabled: true, level: 1 });
 
 const args = process.argv.slice(2);
 const watchMode = args[0] === '--watch' || args[0] === '-w';