merged branch docteurklein/autoloader_fix (PR #100)

Commits
-------

5144db26 Merge branch 'master' of github.com:docteurklein/Silex
0fd27b49 removed leading backslash; set autoload of class_exists to false
f3171054 [Autoloading] Made the require_once of the UnviversalClassLoader conditional.

Discussion
----------

Autoloader fix

[Autoloading] Made the require_once of the UnviversalClassLoader conditional.

As we can't know what happened before we require the silex.phar file, we
can't deduce if an autoloader has already been required.
It can lead to fatal errors for cases like it is in SilexBundle.

---------------------------------------------------------------------------

by brikou at 2011/06/27 09:38:43 -0700

👍

autoload.php

 <?php
 
-require_once __DIR__.'/vendor/Symfony/Component/ClassLoader/UniversalClassLoader.php';
+if (false === class_exists('Symfony\Component\ClassLoader\UniversalClassLoader', false)) {
+    require_once __DIR__.'/vendor/Symfony/Component/ClassLoader/UniversalClassLoader.php';
+}
 
 use Symfony\Component\ClassLoader\UniversalClassLoader;