removed unnecessary namespace import from eloquent model.

application/routes.php

@@ -39,7 +39,6 @@ return array(
 
 	'GET /' => function()
 	{
-		return Laravel\Str::limit('This is a string of text', 3, '...');
 		return View::make('home.index');
 	},
 

laravel/database/eloquent/model.php

@@ -1,6 +1,5 @@
 <?php namespace Laravel\Database\Eloquent;
 
-use Laravel\IoC;
 use Laravel\Str;
 use Laravel\Inflector;
 use Laravel\Paginator;