Update urllib3 to 1.25.1

[pyup-bot]

This PR updates urllib3 from 1.24.1 to 1.25.1.

Changelog

1.25.1

-------------------

* Add support for Google's ``Brotli`` package. (Pull 1572, Pull 1579)

* Upgrade bundled rfc3986 to v1.3.1 (Pull 1578)

1.25

-----------------

* Require and validate certificates by default when using HTTPS (Pull 1507)

* Upgraded ``urllib3.utils.parse_url()`` to be RFC 3986 compliant. (Pull 1487)

* Added support for ``key_password`` for ``HTTPSConnectionPool`` to use
encrypted ``key_file`` without creating your own ``SSLContext`` object. (Pull 1489)

* Add TLSv1.3 support to CPython, pyOpenSSL, and SecureTransport ``SSLContext``
implementations. (Pull 1496)

* Switched the default multipart header encoder from RFC 2231 to HTML 5 working draft. (Issue 303, PR 1492)

* Fixed issue where OpenSSL would block if an encrypted client private key was
given and no password was given. Instead an ``SSLError`` is raised. (Pull 1489)

* Added support for Brotli content encoding. It is enabled automatically if
``brotlipy`` package is installed which can be requested with
``urllib3[brotli]`` extra. (Pull 1532)

* Drop ciphers using DSS key exchange from default TLS cipher suites.
Improve default ciphers when using SecureTransport. (Pull 1496)

* Implemented a more efficient ``HTTPResponse.__iter__()`` method. (Issue 1483)

1.24.2

-------------------

* Don't load system certificates by default when any other ``ca_certs``, ``ca_certs_dir`` or
``ssl_context`` parameters are specified.

* Remove Authorization header regardless of case when redirecting to cross-site. (Issue 1510)

* Add support for IPv6 addresses in subjectAltName section of certificates. (Issue 1269)

Links

• PyPI: https://pypi.org/project/urllib3
• Changelog: https://pyup.io/changelogs/urllib3/
• Docs: https://urllib3.readthedocs.io/

[pyup-bot]

Closing this in favor of #273