- Implement Fast Referencing and fix EX_FAST_REF definition.

- Implement Fast Referencing and fix EX_FAST_REF definition.
- Implement ObReferenceEx and ObDereferenceEx.
- Split off ObpDeferObjectCompletion. A new win2003/vista API requires direct acess to being able to defer deletes.
- Fix some bugs in Process Token management and make it all properly use Fast Referencing.
- When duplicating a token in a new process, don't de-reference it before it's even created, and also insert it.
- Change ExpChangeRundown macro to fix warnings in msvc.

svn path=/trunk/; revision=23013