update to be more like creat-react-app@2

Author: smmoosavi

scripts/build.js

@@ -1,9 +1,9 @@
-const fs = require('fs-extra');
-const path = require('path');
-
 process.env.BABEL_ENV = 'production';
 process.env.NODE_ENV = 'production';
 
+const fs = require('fs-extra');
+const path = require('path');
+
 require('react-scripts/config/env');
 
 const chalk = require('chalk');

scripts/start.js

@@ -1,9 +1,9 @@
-const fs = require('fs');
-const path = require('path');
-
 process.env.BABEL_ENV = 'development';
 process.env.NODE_ENV = 'development';
 
+const fs = require('fs');
+const path = require('path');
+
 require('react-scripts/config/env');
 
 const chalk = require('chalk');