Original commit by Georg Brandl.

The tests now pass all combinations of -O/-OO and -B.  See also #7071
and #6292 for previous variations on the same theme.

ensure "make install" creates symlinks in --prefix bin for the "-32"
files in the framework bin directory like the installer does.

Mac OS X and FreeBSD to reduce the chances of a crash instead of a
"maximum recursion depth" RuntimeError exception.
(patch by Ronald Oussoren)

Thanks for Catalin Iacob for the patch.

division (python -Qnew). Patch written by Ralf W. Grosse-Kunstleve.

the file is closed.

heap fragmentation and MemoryError with some malloc implementations.

their encode() method anymore, but continue to call the reset() method if the
final argument is True.

message:

Merging post 2.6.7rc2 changes from Subversion.

message:

Cross-port changes for 2.6.7rc2 from the Subversion branch.

message:

Reconcile with the 2.6svn branch.  The 2.6.7 release will be made from
Subversion, but there were differences, so this brings them in sync.  These
changes should *not* propagate to any newer versions.