Issue #18709: Fix CVE-2013-4238. The SSL module now handles NULL bytes
inside subjectAltName correctly. Formerly the module has used OpenSSL's
GENERAL_NAME_print() function to get the string represention of ASN.1
strings for ``rfc822Name`` (email), ``dNSName`` (DNS) and
``uniformResourceIdentifier`` (URI).
Issue #16037: HTTPMessage.readheaders() raises an HTTPException when more than
100 headers are read.  Adapted from patch by Jyrki Pulliainen.
Issue #16038: CVE-2013-1752: ftplib: Limit amount of data read by
limiting the call to readline().  Original patch by Michał
Jastrzębski and Giampaolo Rodola.
Issue #18747: document issue with OpenSSL's CPRNG state and fork
Issue #16042: CVE-2013-1752: smtplib: Limit amount of data read by
limiting the call to readline().  Original patch by Christian Heimes.
Issue #16041: CVE-2013-1752: poplib: Limit maximum line lengths to 2048 to
prevent readline() calls from consuming too much memory.  Patch by Jyrki
Pulliainen.
Issue #22517: When a io.BufferedRWPair object is deallocated, clear its
weakrefs.
Issue #22419: Limit the length of incoming HTTP request in wsgiref server to
65536 bytes and send a 414 error code for higher lengths. Patch contributed
by Devin Cook.
Lax cookie parsing in http.cookies could be a security issue when combined
with non-standard cookie handling in some Web browsers.

Reported by Sergey Bobrov.
Issue #22421 - Secure pydoc server run. Bind it to localhost instead of all interfaces.
Issue #16039: CVE-2013-1752: Change use of readline in imaplib module to limit
line length.  Patch by Emil Lind.
Issue #20939: Use www.example.com instead of www.python.org to avoid test
failures when ssl is not present.
Drop pydocgui.pyw from the distribution.
Closes #21173: Fix len() on a WeakKeyDictionary when .clear() was called with an iterator alive.
PyObject not PyType (closes #18494)
Update pydoc topics and fix supsicious markup for 3.4.2 final.
Release bump for 3.4.2 final.
Added tag v3.4.2 for changeset ab2c023a9432
Issue #22546: update doc for mini-language float None presentation type.
Closes #22565: fix argument types of PyErr_WarnEx.