Patch-package

- Add support for multiple patch files for a single package. 474

Breaking Changes

- Removed support for some very old legacy filename format stuff (pre-2019).

- Bump semver again (contribution from rsanchez in 477)

- Bump semver (contribution from stianjensen in 466)

Breaking changes

- Bump `yaml` to fix security issue. Required bumping minimum node version from
8 to 14. (contribution from mayank99 in 463)

Other changes

- Bump `cross-spawn` (contribution from stianjensen in 457)
- Replace `is-ci` with `ci-info` (contribution from paescuj in 446)
- Make version number parsing more robust (contribution from MHekert in 361)

Special thanks to orta again for putting this release together.

- Improve error message for missing lockfile entry (contribution from Andarist
and farskid in 439)
- Fix creating patches for github dependencies (contribution from dijonkitchen
in 444)
- Improve yarn 2 support by copying .yarn dir when creating patch (contribution
from bdwain in 438)
- Upgrade `fs-extra` (contribution from stianjensen in 441)
- Add support for nmp lockfile v2 (contribution from anas10 in 434)

Special thanks to orta for stepping in to get this release out.

- Don't show issue creation tips for DefinitelyTyped (contribution from orta in
331)
- Add --error-on-warn flag (contribution from mvargeson in 345)
- Add excplit git diff path prefixes (contribution from tye-singwa in 395)
- Add yarn 2 compatibility (contribution from maman in 363)
- Update license (contribution from Serjobas in 422)
- Fix patch file parse but (contribution from bill2004158 in 301)
- Add unit tests for getPackageVersion (contribution from MHekert in 359)
- Deref symlink on copying .npmrc and .yarnrc in makePatch (contribution from
jimmyltsinn in 402)
- Fix package.json exclusion (contribution from milahu in 390)
- Upgrade minimist (contribution from tapanprakasht in 412)
- Upgrade chalk (contribution from stianjensen in 389)
- Support .yarnrc (contribution from NMinhNguyen in 222)

- Use npm i --force when creating patches