Update webpack, add story-compose.js

webpack.mix.js

@@ -33,6 +33,7 @@ mix.js('resources/assets/js/app.js', 'public/js')
 .js('resources/assets/js/collectioncompose.js', 'public/js')
 .js('resources/assets/js/collections.js', 'public/js')
 .js('resources/assets/js/profile-directory.js', 'public/js')
+.js('resources/assets/js/story-compose.js', 'public/js')
 // .js('resources/assets/js/embed.js', 'public')
 // .js('resources/assets/js/direct.js', 'public/js')
 // .js('resources/assets/js/admin.js', 'public/js')