Cleaned up the list of uncloneable classes.  It now includes:
Cleaned up the list of uncloneable classes.  It now includes:

 * Only base classes (refs ee8224)
 * Classes that were previously overlooked due to bugs in `ReflectionClass::isCloneable` (see http://bugs.php.net/bug.php?id=53967)

awhale/phpunit-mock-objects,andreaswolf/phpunit-mock-objects,loonies/phpunit-mock-objects,stefk/phpunit-mock-objects,JeroenDeDauw/phpunit-mock-objects,Darhazer/phpunit-mock-objects,PeeHaa/phpunit-mock-objects