laravel/laravel — pull request #576 by ProgerXP (2012-04-23 11:14:19+00:00)
Title: Fixed PHP_NOTICE and a following exception in Str::words() on empty $value

This has been bugging me for some time now and see no reason why this can't be fixed.
```PHP
Str::words('');
```

PHP_NOTICE: **Undefined offset: 0**. Then Laravel catches and fails with an error.

Signed-off-by: Pavel