ZF-2533: use autoloading to check for classes before falling back to Zend_Loader Also addresses: ZF-6016, ZF-6417, ZF-4167, ZF-6495, ZF-6611
ZF-2533: use autoloading to check for classes before falling back to Zend_Loader
Also addresses: ZF-6016, ZF-6417, ZF-4167, ZF-6495, ZF-6611

git-svn-id: abaeb2b3ba5a94ed391a9405ad7d63d0414021c9@15576 44c647ce-9c0f-0410-b52a-842ac1e357ba

MadCat34/zend-captcha,Lansoweb/zend-captcha