Strings::fixEncoding() uses iconv in PHP 5.3, because htmlspecialchars can be very slow
Html: removed support for deep iterator and Nette\Iterators\Recursor (BC break!)
Image: uses extension Fileinfo
classes ArrayHash, ArrayList, DateTime, Image and ObjectMixin moved to Nette\Utils namespace.
added testing support files
added composer.json
added readme.md
Object::getReflection() and Callback::toReflection() return native object (BC break)