Bump rack from 1.5.2 to 1.6.12

[dependabot]

Bumps rack from 1.5.2 to 1.6.12.

Changelog

Sourced from rack's changelog.

Changelog

All notable changes to this project will be documented in this file. For info on how to format all future additions to this file please reference Keep A Changelog.

Unreleased

Note: There are many unreleased changes in Rack (master is around 300 commits ahead of 2-0-stable), and below is not an exhaustive list. If you would like to help out and document some of the unreleased changes, PRs are welcome.

Added

Changed

• Use Time#httpdate format for Expires, as proposed by RFC 7231. (@​nanaya)
• Make Utils.status_code raise an error when the status symbol is invalid instead of 500.
• Rename Request::SCHEME_WHITELIST to Request::ALLOWED_SCHEMES.
• Make Multipart::Parser.get_filename accept files with + in their name.
• Add Falcon to the default handler fallbacks. (@​ioquatix)
• Update codebase to avoid string mutations in preparation for frozen_string_literals. (@​pat)
• Change MockRequest#env_for to rely on the input optionally responding to #size instead of #length. (@​janko)
• Rename Rack::File -> Rack::Files and add deprecation notice. (@​postmodern).

Removed

Documentation

• Update broken example in Session::Abstract::ID documentation. (tonytonyjan)
• Add Padrino to the list of frameworks implmenting Rack. (@​wikimatze)
• Remove Mongrel from the suggested server options in the help output. (@​tricknotes)
• Replace HISTORY.md and NEWS.md with CHANGELOG.md. (@​twitnithegirl)
• Backfill CHANGELOG.md from 2.0.1 to 2.0.7 releases. (@​drenmi)

[2.0.7] - 2019-04-02

Fixed

• Remove calls to #eof? on Rack input in Multipart::Parser, as this breaks the specification. (@​matthewd)
• Preserve forwarded IP addresses for trusted proxy chains. (@​SamSaffron)

[2.0.6] - 2018-11-05

Fixed

• [CVE-2018-16470] Reduce buffer size of Multipart::Parser to avoid pathological parsing. (@​tenderlove)
• Fix a call to a non-existing method #accepts_html in the ShowExceptions middleware. (@​tomelm)
• [CVE-2018-16471] Whitelist HTTP and HTTPS schemes in Request#scheme to prevent a possible XSS attack. (@​PatrickTulskie)

[2.0.5] - 2018-04-23

Fixed

... (truncated)

Commits

• de902e4 Merge branch '1-6-sec' into 1-6-stable
• b7d6546 Bump version
• d3e2f88 making diff smaller
• 99a8a87 fix memcache tests on 1.6
• f2cb48e fix tests on 1.6
• 7ff635c Introduce a new base class to avoid breaking when upgrading
• 3232f93 Add a version prefix to the private id to make easier to migrate old values
• 15da2e5 Fallback to the public id when reading the session in the pool adapter
• 1a532d1 Also drop the session with the public id when destroying sessions
• 9fe40c6 Fallback to the legacy id when the new id is not found
• Additional commits viewable in compare view

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[dependabot]

Superseded by #478.