Bump dependabot-core from v0.75.46 to v0.75.55

Bumps dependabot-core from v0.75.46 to v0.75.55.

Changelog

Sourced from dependabot-core's changelog.

v0.75.55, 17 November 2018

• Python: Boost Pipenv timeout to 10 minutes

v0.75.54, 16 November 2018

• Python: Update unsafe requirements if specified in pip-compile manifest

v0.75.53, 16 November 2018

• Python: Protect against fetching the same file multiple times
• Python: Order pip-compile file resolution correctly when .txt outputs are imported

v0.75.52, 16 November 2018

• Ruby: Use Bundler 2.0.0.pre.1
• Try to prevent Sentry from grouping all HelperSubprocessFailed errors
• Elm: Don't perform updates that require indirect dependency changes

v0.75.51, 16 November 2018

• Handle changelogs which use a bullet point for each new version

v0.75.50, 16 November 2018

• Ruby: Prefer fetching gems.rb to Gemfile
• Python: decrease timeout from 500 to 360 seconds
• JS: Mute sub-dependency version resolve errors

v0.75.49, 15 November 2018

• Python: Set higher timeout for Pipenv

v0.75.48, 15 November 2018

• Python: Clean up Pipenv error handling

v0.75.47, 15 November 2018

• Python: Raise original error correctly depending on Python version in use
• Maven: Fix DeclarationFinder when looking up declaration in a pom with missing properties

Commits

• 45ee3fb v0.75.55
• 68659ef Python: Boost Pipenv timeout to 10 minutes
• 3c007ae v0.75.54
• 5aaca13 Python: Update unsafe requirements if specified in pip-compile manifest
• fa2bfb6 v0.75.53
• ee9b67d Python: Order pip-compile file resolution correctly when .txt outputs are imp...
• ebd0f79 Python: Protect against fetching the same file multiple times
• 59a4d94 v0.75.52
• 41f9cd6 Elm: Don't perform updates that require indirect dependency changes
• 86c5eec Elm: Handle indirect dependencies correctly in UpdateChecker
• Additional commits viewable in compare view