Patch by Robert Bachmann and SilentGhost.

Patch by Robert Bachmann and SilentGhost.

Patch by Ashley Anderson.

Patch by Ashley Anderson.

Also fix links to the “tzinfo” class and attributes.

Issue #26509: In fatal error handlers, don't log ConnectionAbortedError which
occur on Windows.

Fix GH#325: Allow to pass None as a timeout value to disable timeout logic.

Change written by Andrew Svetlov and merged by Guido van Rossum.

On Python 3.3, use aliases:

* PyMem_RawMalloc = PyMem_Malloc
* PyMem_RawFree = PyMem_Free

These aliases are not need in Python 3.5, but this change makes synchronization
of code base simpler.

Also change BufferedReader.writable() and BufferedWriter.readable() to always
return False.

of iterators of other mutable sequences: it lefts exhausted even if iterated
array is extended.

Affected classes are generic sequence iterators, iterators of str, bytes,
bytearray, list, tuple, set, frozenset, dict, OrderedDict, corresponding
views and os.scandir() iterator.

Affected classes are generic sequence iterators, iterators of str, bytes,
bytearray, list, tuple, set, frozenset, dict, OrderedDict, corresponding
views and os.scandir() iterator.

Reported by Matthew Cole on docs@p.o.

Reported by Matthew Cole on docs@p.o.

Pass all regrtest options, not only --testdir.

Pass also --testdir option.

test_forever() stores its state into the builtins module since the test module
is reloaded at each run.

Remove also warning to detect leaked tests of a previous run.

add "test." prefix to test module names.

regrtest also prepends testdir to sys.path.