[ros-diffs] [fireball] 30680: - Fix prototype of NtLoadKeyEx. - Refactor CmiLoadHives using new config routines instead of deprecated cm routines. - Stop using deprecated CmiScanKeyForValue (delete regfile.c as a result). - Add code for parallel hive loading to speed up boot process, but don't yet fully use it due to changes required in linking hives. - Add code for new hive linking process (CmpCreateLinkNode/CmpDoOpen). Not yet used to avoid too many changes in one patch. - Add new code in CmiLoadHives to