- Move atsmedia.h to PSDK, introduce pragma once and remove the comments block and...

- Move atsmedia.h to PSDK, introduce pragma once and remove the comments block and the header guard.
- NTDDK -> NTAPI
- DDKCDECLAPI -> __cdecl
- Update wdm.h to reflect the recent XDK changes
- Improve bdasup.h, apply a consistent formatting, introduce pragma once and add the missing BDA_TOPOLOGY_JOINT and KSM_PIN_PAIR definitions

svn path=/branches/header-work/; revision=46362