use node-logger instead of console

app/angular/package.json

@@ -28,6 +28,7 @@
     "@storybook/addons": "^3.4.0-alpha.4",
     "@storybook/channel-postmessage": "^3.4.0-alpha.4",
     "@storybook/core": "^3.4.0-alpha.4",
+    "@storybook/node-logger": "^3.4.0-alpha.4",
     "@storybook/ui": "^3.4.0-alpha.4",
     "airbnb-js-shims": "^1.1.1",
     "angular2-template-loader": "^0.6.2",

app/angular/src/server/angular-cli_config.js

@@ -1,7 +1,6 @@
-const path = require('path');
-const fs = require('fs');
-
-const logger = console;
+import path from 'path';
+import fs from 'fs';
+import { logger } from '@storybook/node-logger';
 
 function isAngularCliInstalled() {
   try {

app/angular/src/server/babel_config.js

@@ -1,11 +1,9 @@
 import fs from 'fs';
 import path from 'path';
 import JSON5 from 'json5';
+import { logger } from '@storybook/node-logger';
 import defaultConfig from './config/babel';
 
-// avoid ESLint errors
-const logger = console;
-
 function removeReactHmre(presets) {
   const index = presets.indexOf('react-hmre');
   if (index > -1) {

app/angular/src/server/build.js

@@ -4,6 +4,7 @@ import path from 'path';
 import fs from 'fs';
 import chalk from 'chalk';
 import shelljs from 'shelljs';
+import { logger } from '@storybook/node-logger';
 import packageJson from '../../package.json';
 import getBaseConfig from './config/webpack.config.prod';
 import loadConfig from './config';
@@ -11,9 +12,6 @@ import { parseList, getEnvConfig } from './utils';
 
 process.env.NODE_ENV = process.env.NODE_ENV || 'production';
 
-// avoid ESLint errors
-const logger = console;
-
 program
   .version(packageJson.version)
   .option('-s, --static-dir <dir-names>', 'Directory where to load static files from', parseList)
@@ -66,13 +64,13 @@ if (program.staticDir) {
       logger.error(`Error: no such directory to load static files: ${dir}`);
       process.exit(-1);
     }
-    logger.log(`=> Copying static files from: ${dir}`);
+    logger.info(`=> Copying static files from: ${dir}`);
     shelljs.cp('-r', `${dir}/*`, outputDir);
   });
 }
 
 // compile all resources with webpack and write them to the disk.
-logger.log('Building storybook ...');
+logger.info('Building storybook ...');
 webpack(config).run((err, stats) => {
   if (err || stats.hasErrors()) {
     logger.error('Failed to build the storybook');

app/angular/src/server/config.js

@@ -1,6 +1,7 @@
 /* eslint-disable global-require, import/no-dynamic-require */
 import fs from 'fs';
 import path from 'path';
+import { logger } from '@storybook/node-logger';
 import loadBabelConfig from './babel_config';
 import loadTsConfig from './ts_config';
 import {
@@ -8,9 +9,6 @@ import {
   applyAngularCliWebpackConfig,
 } from './angular-cli_config';
 
-// avoid ESLint errors
-const logger = console;
-
 // `baseConfig` is a webpack configuration bundled with storybook.
 // Storybook will look in the `configDir` directory
 // (inside working directory) if a config path is not provided.

app/angular/src/server/index.js

@@ -8,14 +8,13 @@ import path from 'path';
 import fs from 'fs';
 import chalk from 'chalk';
 import shelljs from 'shelljs';
+import { logger } from '@storybook/node-logger';
 import storybook, { webpackValid } from './middleware';
 import packageJson from '../../package.json';
 import { parseList, getEnvConfig } from './utils';
 
 process.env.NODE_ENV = process.env.NODE_ENV || 'development';
 
-const logger = console;
-
 program
   .version(packageJson.version)
   .option('-p, --port [number]', 'Port to run Storybook (Required)', parseInt)
@@ -105,7 +104,7 @@ if (program.staticDir) {
       logger.error(`Error: no such directory to load static files: ${staticPath}`);
       process.exit(-1);
     }
-    logger.log(`=> Loading static files from: ${staticPath} .`);
+    logger.info(`=> Loading static files from: ${staticPath} .`);
     app.use(express.static(staticPath, { index: false }));
 
     const faviconPath = path.resolve(staticPath, 'favicon.ico');

app/angular/src/server/ts_config.js

@@ -1,8 +1,6 @@
 import fs from 'fs';
 import path from 'path';
-
-// avoid ESLint errors
-const logger = console;
+import { logger } from '@storybook/node-logger';
 
 function resolveTsConfig(tsConfigPath) {
   if (!fs.existsSync(tsConfigPath)) {