Vendor things

third-party/vendor/if_chain/CHANGELOG.md

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+# Changelog
+
+## [Unreleased]
+
+## [1.0.2] - 2021-08-21
+- Fix "trailing semicolon" warning for `let` statements with multiple patterns.
+
+## [1.0.1] - 2020-09-29
+- Update GitHub links from lfairy → lambda-fairy.
+
+## [1.0.0] - 2019-05-22
+- **Breaking change:** Update minimum Rust version to 1.12.0.
+- Expand `if` and `if let` to their equivalent expressions instead of `match`.
+- Work around an edge case regarding Rust's treatment of `block` matchers.
+
+## [0.1.3] - 2018-07-20
+- Add `local_inner_macros` attribute for compatibility with new-style macro imports.
+
+## [0.1.2] - 2017-02-17
+- Support `no_std`.
+
+[Unreleased]: https://github.com/lfairy/if_chain/compare/v1.0.2...HEAD
+[1.0.2]: https://github.com/lfairy/if_chain/compare/v1.0.1...v1.0.2
+[1.0.1]: https://github.com/lfairy/if_chain/compare/v1.0.0...v1.0.1
+[1.0.0]: https://github.com/lfairy/if_chain/compare/v0.1.3...v1.0.0
+[0.1.3]: https://github.com/lfairy/if_chain/compare/v0.1.2...v0.1.3
+[0.1.2]: https://github.com/lfairy/if_chain/compare/v0.1.1...v0.1.2