Update theme-chooser.js

src/app/ui/styles-guide/theme-chooser.js

@@ -3,7 +3,6 @@ var EventEmitter = require('events')
 
 // TODO : Put it somewhere else
 const themes = [
-  {name: 'cerulean', quality: 'light', url: 'https://stackpath.bootstrapcdn.com/bootswatch/4.3.1/cerulean/bootstrap.min.css'},
   {name: 'Flatly', quality: 'light', url: 'https://bootswatch.com/4/flatly/bootstrap.min.css'},
   {name: 'Journal', quality: 'light', url: 'https://bootswatch.com/4/journal/bootstrap.min.css'},
   {name: 'Lumen', quality: 'light', url: 'https://bootswatch.com/4/lumen/bootstrap.min.css'},
@@ -18,7 +17,7 @@ const themes = [
   {name: 'Superhero', quality: 'dark', url: 'https://bootswatch.com/4/superhero/bootstrap.min.css'}
 ]
 
-const defaultTheme = themes[0].name
+const defaultTheme = 'Flatly'
 
 module.exports = {
   event: new EventEmitter(),