2007/10/31 16:41:42 sb 1.13.24.2: precompiled header fix
2007/01/11 10:35:37 mmeeks 1.13.24.1: Submitted by: mmeeks

Large scale re-factoring, remove fine-grained locking in favor of a simple,
single global lock (still in progress).
Identify and fix various hot-spots.
Remove otherwise empty / non-compiled files.
Kill UpdateAccessor