Output worker PIDs in debug mode
Fix listen array in PHPWorkers
Add --use-malloc option

Disables Zend Memory Manager. For debugging purposes only.
HTTP Auth, multipart/form-data, Bugfixes

HTTP Basic authentication working again (sometimes crashes,
investigating)
POST requests using multipart/form-data working again (some edge case
bugs of older pancakes also fixed here)
Some crashes and memory leaks fixed