Many API callers will call unlink even for directories and it can mess
up with some wrappers like the encryption wrapper
Signed-off-by: Morris Jobke <hey@morrisjobke.de>
* Move a-b to PSR-4
* Move c-d to PSR-4
* Move e+g to PSR-4
* Move h-l to PSR-4
* Move m-r to PSR-4
* Move s-u to PSR-4
* Move files/ to PSR-4
* Move remaining tests to PSR-4
* Remove Test\ from old autoloader