Update cloudinary to 1.14.0

[pyup-bot]

This PR updates cloudinary from 1.12.0 to 1.14.0.

Changelog

1.14.0

===================

New functionality and features
------------------------------
* Add support of custom codecs in video tag
* Add Google Cloud Storage protocol support in upload
* Add support of Python 3.7 and Django 2.1
* Add support for using tuples for list arguments

Other Changes
-------------
* Rename `custom_action` to `custom_function`
* Test unicode filename

1.13.0

===================

New functionality and features
------------------------------

* Add `picture` and `source` tags
* Add responsive breakpoints cache
* Add support of streams in `upload_large`. Fixes 120
* Add support for web assembly and lambda functions in transformations.
* Support remote URLs in upload_large API (155)

Other Changes
-------------

* Fix `CloudinaryInput` interface compatibility
* Fix `test_support_secure_cdn_subdomain_false_override_with_secure` unit test
* Add `retry_assertion` unit test decorator
* Add `base64url_encode` utility function
* Fix unicode encoding in url (python2). Fixes 87
* Fix account cleanup after tests
* Improve PEP8 compliance (156)
* Use exact match `=` instead of partial search `:` in `search_test`
* Improve `search_test` slow indexing failures
* Fix `test_explicit` dependency on the file format of the image
* Update version script

Links

• PyPI: https://pypi.org/project/cloudinary
• Changelog: https://pyup.io/changelogs/cloudinary/
• Homepage: http://cloudinary.com