2007/02/07 12:14:54 mmeeks 1.6.84.3: remove obsolete memory::Segment forward decls.
2007/01/16 12:18:21 mmeeks 1.6.84.2: Submitted by: mmeeks
Kill 'memory::Segment' - no longer needed.
Bin some other (empty / redundant) headers.
2007/01/11 10:35:29 mmeeks 1.6.84.1: 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