Added changes to make pr compatible with coding guidelines.

generators/app/index.js

@@ -6,7 +6,7 @@ let path = require('path');
 let fs = require('fs');
 
 // Set the base root directory for our files
-let baseRootPath = path.dirname(require.resolve("react-webpack-template"));
+let baseRootPath = path.dirname(require.resolve('react-webpack-template'));
 
 module.exports = generator.Base.extend({