Update httplib2 to 0.20.4

[pyup-bot]

This PR updates httplib2 from 0.10.3 to 0.20.4.

Changelog

0.20.2

auth: support pyparsing v3 (AttributeError downcaseTokens)
https://github.com/httplib2/httplib2/issues/207

proxy: correct extraction of errno from pysocks ProxyConnectionError
https://github.com/httplib2/httplib2/pull/202

0.20.1

No changes from 0.20.0, re-upload of broken py2 wheel.

0.20.0

IMPORTANT cacerts: remove expired DST Root CA X3, add ISRG Root X1, X2
https://github.com/httplib2/httplib2/pull/200
https://github.com/httplib2/httplib2/issues/203

tls: accept min/max ssl.TLSVersion enum values
https://github.com/httplib2/httplib2/pull/191

setup(python_requires=...) may need setuptools update
https://github.com/httplib2/httplib2/pull/195

0.19.1

auth header parsing performance optimizations; Thanks to Paul McGuire

Use mock from the standard library on Python>=3.3

0.19.0

auth: parse headers using pyparsing instead of regexp
https://github.com/httplib2/httplib2/pull/182

auth: WSSE token needs to be string not bytes
https://github.com/httplib2/httplib2/pull/179

0.18.1

explicit build-backend workaround for pip build isolation bug
"AttributeError: 'module' object has no attribute '__legacy__'" on pip install
https://github.com/httplib2/httplib2/issues/169

0.18.0

IMPORTANT security vulnerability CWE-93 CRLF injection
Force %xx quote of space, CR, LF characters in uri.
Special thanks to Recar https://github.com/Ciyfly for discrete notification.
https://cwe.mitre.org/data/definitions/93.html

0.17.4

Ship test suite in source dist
https://github.com/httplib2/httplib2/pull/168

0.17.3

IronPython2.7: relative import iri2uri fixes ImportError
https://github.com/httplib2/httplib2/pull/163

0.17.2

python3 + debug + IPv6 disabled: https raised
"IndexError: Replacement index 1 out of range for positional args tuple"
https://github.com/httplib2/httplib2/issues/161

0.17.1

python3: no_proxy was not checked with https
https://github.com/httplib2/httplib2/issues/160

0.17.0

feature: Http().redirect_codes set, works after follow(_all)_redirects check
This allows one line workaround for old gcloud library that uses 308
response without redirect semantics.
https://github.com/httplib2/httplib2/issues/156

0.16.0

IMPORTANT cache invalidation change, fix 307 keep method, add 308 Redirects
https://github.com/httplib2/httplib2/issues/151

proxy: username/password as str compatible with pysocks
https://github.com/httplib2/httplib2/issues/154

0.15.0

python2: regression in connect() error handling
https://github.com/httplib2/httplib2/pull/150

add support for password protected certificate files
https://github.com/httplib2/httplib2/pull/143

feature: Http.close() to clean persistent connections and sensitive data
https://github.com/httplib2/httplib2/pull/149

0.14.0

Python3: PROXY_TYPE_SOCKS5 with str user/pass raised TypeError
https://github.com/httplib2/httplib2/pull/145

0.13.1

Python3: Use no_proxy
https://github.com/httplib2/httplib2/pull/140

0.13.0

Allow setting TLS max/min versions
https://github.com/httplib2/httplib2/pull/138

0.12.3

No changes to library. Distribute py3 wheels.

0.12.1

Catch socket timeouts and clear dead connection
https://github.com/httplib2/httplib2/issues/18
https://github.com/httplib2/httplib2/pull/111

Officially support Python 3.7 (package metadata)
https://github.com/httplib2/httplib2/issues/123

0.12.0

Drop support for Python 3.3

ca_certs from environment HTTPLIB2_CA_CERTS or certifi
https://github.com/httplib2/httplib2/pull/117

PROXY_TYPE_HTTP with non-empty user/pass raised TypeError: bytes required
https://github.com/httplib2/httplib2/pull/115

Revert http:443->https workaround
https://github.com/httplib2/httplib2/issues/112

eliminate connection pool read race
https://github.com/httplib2/httplib2/pull/110

cache: stronger safename
https://github.com/httplib2/httplib2/pull/101

0.11.3

No changes, just reupload of 0.11.2 after fixing automatic release conditions in Travis.

0.11.2

proxy: py3 NameError basestring
https://github.com/httplib2/httplib2/pull/100

0.11.1

Fix HTTP(S)ConnectionWithTimeout AttributeError proxy_info
https://github.com/httplib2/httplib2/pull/97

0.11.0

Add DigiCert Global Root G2 serial 033af1e6a711a9a0bb2864b11d09fae5
https://github.com/httplib2/httplib2/pull/91

python3 proxy support
https://github.com/httplib2/httplib2/pull/90

If no_proxy environment value ends with comma then proxy is not used
https://github.com/httplib2/httplib2/issues/11

fix UnicodeDecodeError using socks5 proxy
https://github.com/httplib2/httplib2/pull/64

Respect NO_PROXY env var in proxy_info_from_url
https://github.com/httplib2/httplib2/pull/58

NO_PROXY=bar was matching foobar (suffix without dot delimiter)
New behavior matches curl/wget:
- no_proxy=foo.bar will only skip proxy for exact hostname match
- no_proxy=.wild.card will skip proxy for any.subdomains.wild.card
https://github.com/httplib2/httplib2/issues/94

Bugfix for Content-Encoding: deflate
https://stackoverflow.com/a/22311297

Links

• PyPI: https://pypi.org/project/httplib2
• Changelog: https://pyup.io/changelogs/httplib2/
• Repo: https://github.com/httplib2/httplib2