Add StopIteration to the list of exceptions *not* derived from StandardError. Slightly re-word discussion of SystemExit and fork(). This is part of SF patch #443788.
Add StopIteration to the list of exceptions *not* derived from StandardError.
Slightly re-word discussion of SystemExit and fork().
This is part of SF patch #443788.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator