The absolute_import statement got moved to a new Python 2.5 and Newer section
as it was available since then. The division statement got moved to Common
Gotchas since it has been around for so long that any modern Python program can
use it.

happens when the end exits before the beginning.

in the limited ABI

prevent garbage collection! (fortunately)

would lead to a decref of a NULL.

Fixes issue #11110.

If tested as '__main__' instead 'decimal', the tracebacks would
abbreviate 'decimal.Inexact' as 'Inexact', breaking the doctests.

(Reviewed by Antoine.)

Patch by Stan Mihai. Ok'ed by Georg.

Revert r88272 -- the examples are more readable with spacing.
Add todos for difflib and logging.

Patch by Ron Adam, reviewed by Eric Araujo.