Bump pip-tools from 5.5.0 to 6.0.0

[dependabot]

Bumps pip-tools from 5.5.0 to 6.0.0.

Release notes

Sourced from pip-tools's releases.

6.0.0

Backwards Incompatible Changes:

• Remove support for EOL Python 3.5 and 2.7 (#1243). Thanks @​jdufresne
• Remove deprecated --index/--no-index option from pip-compile (#1234). Thanks @​jdufresne

Features:

• Use pep517 to parse dependencies metadata from setup.py (#1311). Thanks @​astrojuanlu

Bug Fixes:

• Fix a bug where pip-compile with setup.py would not include dependencies with environment markers (#1311). Thanks @​astrojuanlu
• Prefer === over == when generating requirements.txt if a dependency was pinned with === (#1323). Thanks @​IceTDrinker
• Fix a bug where pip-compile with setup.py in nested folder would generate setup.txt output file (#1324). Thanks @​peymanslh
• Write out default index when it is provided as --extra-index-url (#1325). Thanks @​fahrradflucht

Dependencies:

• Bump pip minimum version to >= 20.3 (#1340). Thanks @​atugushev

Changelog

Sourced from pip-tools's changelog.

6.0.0 (2020-03-12)

Backwards Incompatible Changes:

• Remove support for EOL Python 3.5 and 2.7 (#1243). Thanks @​jdufresne
• Remove deprecated --index/--no-index option from pip-compile (#1234). Thanks @​jdufresne

Features:

• Use pep517 to parse dependencies metadata from setup.py (#1311). Thanks @​astrojuanlu

Bug Fixes:

• Fix a bug where pip-compile with setup.py would not include dependencies with environment markers (#1311). Thanks @​astrojuanlu
• Prefer === over == when generating requirements.txt if a dependency was pinned with === (#1323). Thanks @​IceTDrinker
• Fix a bug where pip-compile with setup.py in nested folder would generate setup.txt output file (#1324). Thanks @​peymanslh
• Write out default index when it is provided as --extra-index-url (#1325). Thanks @​fahrradflucht

Dependencies:

• Bump pip minimum version to >= 20.3 (#1340). Thanks @​atugushev

Commits

• 852edf8 6.0.0 changelog
• 77aa19b Add typings for the scripts.compile module (#1322)
• 20d873d Fix a bug where pip-compile setup.py would fail with URL deps (#1347)
• fe6dd97 Prefer dict over OrderedDict
• 264cc84 Remove unused PyPIRepository cache directories
• 866afb6 Complete type hinting of piptools.repositories package
• 1d0c9b1 Prefer dict literals over dict constructor
• 74aa521 Bump pip minimum version to >= 20.3 (#1340)
• 4f89da8 Revert removed piptools._compat.contextlib (#1338)
• 9aeeed1 Use pep517 to load project metadata (#1311)
• Additional commits viewable in compare view

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