Update selenium to 3.14.1

[pyup-bot]

This PR updates selenium from 3.14.0 to 3.14.1.

Changelog

3.14.1

* Fix ability to set timeout for urllib3 (6286)
* get_cookie uses w3c endpoint when compliant
* Remove body from GET requests (6250)
* Fix actions pause for fraction of a second (6300)
* Fixed input pausing for some actions methods
* Capabilities can be set on Options classes
* WebElement rect method is now forward compatible for OSS endpoints (6355)
* Deprecation warnings now have a stacklevel of 2
* keep_alive can now be set on Webdriver init (6316)
* isDisplayed atom is now used for all w3c compliant browser, fixing issue with Safari 12

Links

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

[stephendonner]

LGTM; r+