fix node env detection

Author: robhrt7

core/index.js

@@ -1,7 +1,7 @@
 var express = require('express');
 var webpack = require('webpack');
 var makeWebpackConfig = require('../src/make-webpack-config.js');
-var env = process.env.NODE_ENV;
+var env = global.MODE || process.env.NODE_ENV;
 var compiler = webpack(makeWebpackConfig(env));
 
 if (env === 'development') {
@@ -14,7 +14,5 @@ if (env === 'development') {
 		if (err) {
 			console.log(err, stats);
 		}
-
-		console.log(stats);
 	});
 }

core/middleware/index.js

@@ -17,7 +17,7 @@ var processRequest = function (req, res, next) {
     if (req.specData && req.specData.renderedHtml && req.specData.info.role !== 'navigation') {
 		var append;
 
-		if (process.env.NODE_ENV === 'development') {
+		if (global.MODE === 'development') {
 			append = '<script src="/'+ config.bundlePath +'"></script>'
 		} else {
 			append = '<link rel="stylesheet" href="/build/styleguide/build/styles.css"><script src="/build/styleguide/' + config.bundlePath + '"></script>'