Scheduled daily dependency update on Monday

[pyup-bot]

Update cloudpickle from 0.8.0 to 0.8.1.

Changelog

0.8.1

=====

- Fix a bug (already present before 0.5.3 and re-introduced in 0.8.0)
affecting relative import instructions inside depickled functions
([issue 254](https://github.com/cloudpipe/cloudpickle/pull/254))

Links

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

[coveralls]

Pull Request Test Coverage Report for Build 74

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 0.437%

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Totals
Change from base Build 71:	0.0%
Covered Lines:	19
Relevant Lines:	4350

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💛 - Coveralls