laravel/laravel — pull request #1572 by christianzt19 (2013-01-06 12:37:57+00:00)
Title: Adds the disabled attribute to an empty-valued option form

Adds a disabled attribute to an empty valued \ form.
e.g:
```php
$items = array('' => 'Select a color', '0' => 'Blue', '1' => 'Green');
echo Form::select('color', $items, '');
```
Should output something like:
```php

Select a color

Blue

Green

```