v15.8.1

 * [Fix] fix crash when a custom propType return lacks `.data`; call `hasOwnProperty` properly (#370)
 * [meta] Fix formatting in CHANGELOG.md (#367)
 * [Tests] add missing test coverage (#370)
 * [Tests] convert normal `it` functions to arrow functions (#370)
 * [Tests] do not fail fast; add react 17 (#366)
 * [Dev Deps] update `eslint`

v15.8.0

 - [New] add `PropTypes.bigint` (#365)
 - [New] `oneOfType`: Add expected types to warning (#198)
 - [New] Add type check for validator for 'shape' and 'exact' (#234)
 - [Fix] `checkPropTypes`: Friendlier message when using a type checker that is not a function (#51)
 - [Refactor] extract `has` (#261, #125, #124)
 - [readme] Fix branch name (master -> main) (#364)
 - [readme] Clarify usage of `elementType` (#335)
 - [docs] highlighted the func name (#321)
 - [docs] Typo fix in example (#300)
 - [docs] Add instructions for intentional inclusion of validation in production. (#262)
 - [docs] `PropTypes.node`: add link to react docs
 - [docs] Improve wording for `checkPropTypes` (#258)
 - [meta] Add a package `sideEffects` field. (#350)
 - [meta] use `in-publish` to avoid running the build on install
 - [deps] regenerate yarn.lock
 - [deps] update `react-is` (#347, #346, #345, #340, #338)
 - [eslint] enable some rules (#360)
 - [Tests] Use GH Actions (#363)
 - [Tests] Fix spelling (#318)
 - [Tests] Fixed typo: 'Any type *should* accept any value' (#281)
 - [Tests] fix broken tests; test the build process
 - [Dev Deps] update `browserify`, `bundle-collapser`, `eslint`, `in-publish`, `react`, `uglifyify`, `uglifyjs`

15.6.1

15.5.10

15.5.9