Json: own error handler is required only in PHP < 5.5
removed obsolete function_exists()
MimeTypeDetector: used FILEINFO_MIME_TYPE
Strings::fixEncoding() uses iconv in PHP 5.3, because htmlspecialchars can be very slow
Fix FileUpload::__toString() when is empty
option to disable autoloading of annotation classes
tests: removed usage of Container, Button, etc.
tests: improved Latte tests, removed codefix()
tests: added missing assertions, updated to Tester 1.1