5 - Lots of new classes and implementations were added for Schrödinger.
6 - Several i386 implementations also compile on amd64, so these were
7 copied over to a separate directory and are now enabled on amd64.
8 - Feature detection on amd64 has been fixed.
9 - All known startup warnings have been fixed.
10 - The core now handles arrays that are 'N plus a constant' in length.
11 - Wrap a bunch of functions in HAVE_UNALIGNED_ACCESS to indicate that
12 they require an architecture that handles unaligned access.