[ros-svn] [navaraf] 13824: - Implement NtCancelIoFile.

[navaraf at svn.reactos.com]

- Implement NtCancelIoFile.
- Queue the IRP to correct thread in IoQueueThreadIrp.
- Cancel I/O requests when thread is about to be terminated.
- Do not queue close requests to thread IRP list.


Updated files:
trunk/reactos/ntoskrnl/include/internal/io.h
trunk/reactos/ntoskrnl/io/cancel.c
trunk/reactos/ntoskrnl/io/iomgr.c
trunk/reactos/ntoskrnl/io/irp.c
trunk/reactos/ntoskrnl/ps/kill.c