Bump rollbar from 2.15.5 to 2.15.6

[dependabot-preview]

Bumps rollbar from 2.15.5 to 2.15.6.

Release notes

Sourced from rollbar's releases.

v2.15.6

• Update rollbar.js snippet to v2.3.8 #680

• Update delayed_job dependency to 4.1.3 #672

• Add rollbar.js snippet on all responses regardless of status code #664

• Add documentation for sinatra/namespace vs rake conflict to README.md #663

• Add aws-sdk-sqs gem dependency #659

• Upgrade rails gem dependency to 4.2.7.1 #656

• Add documentation note for usage of Rollbar.scope! to README.md #653

• Add example of using Grape to deal with 500 responses status #645

• Always report errors from delayed_job to deal with dj_threshold > 0 edge case #615

Changelog

Sourced from rollbar's changelog.

2.15.6

• Update rollbar.js snippet to v2.3.8 #680
• Update delayed_job dependency to 4.1.3 #672
• Add rollbar.js snippet on all responses regardless of status code #664
• Add documentation for sinatra/namespace vs rake conflict to README.md #663
• Add aws-sdk-sqs gem dependency #659
• Upgrade rails gem dependency to 4.2.7.1 #656
• Add documentation note for usage of Rollbar.scope! to README.md #653
• Add example of using Grape to deal with 500 responses status #645
• Always report errors from delayed_job to deal with dj_threshold > 0 edge case #615

Commits

• ab73cfb bump version to v2.15.6
• ffd4278 Merge pull request #692 from ArturMoczulski/github-615-dj_threshold-higher-th...
• 0b0d507 github-615: omit Delayed.report and invoke Rollbar log directly; add a test c...
• e75c36a Merge pull request #688 from ArturMoczulski/github-656-rails-2.4.7.1-dependency
• 56a6143 github-656: make sure to require open-uri so ruby-1.9.3 loads URL::Generic.fi...
• 8e06e6e github-656: just try updating rails again
• b437f23 github-656: revert to rails 4.2.3 to test if ruby 1.9.3 + rails 4.2.7.1 are d...
• f1a693b github-656: replace rails 4.2.3 with 4.2.7.1
• e2ae33d github-663: clear information what Rake module overrides Sinatra's namespace ...
• 32aade6 github-663: documentation on Sinatra's top-level-binded methods conflict
• Additional commits viewable in compare view

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