chore(release): 4.0.0 [skip ci]

# [4.0.0](reactjs/react-transition-group@v3.0.0...v4.0.0) (2019-04-16)

### Features

* support esm via package.json routes ([reactjs#488](reactjs#488)) ([6337bf5](reactjs@6337bf5)), closes [reactjs#77](reactjs#77)

### BREAKING CHANGES

* in environments where esm is supported importing from commonjs requires explicitly adding the `.default` after `require()` when resolving to the esm build

chore(release): 3.0.0 [skip ci]

# [3.0.0](reactjs/react-transition-group@v2.9.0...v3.0.0) (2019-04-15)

### Features

* use stable context API ([reactjs#471](reactjs#471)) ([aee4901](reactjs@aee4901)), closes [reactjs#429](reactjs#429)

### BREAKING CHANGES

* use new style react context

```diff
// package.json
-"react": "^15.0.0",
+"react": "^16.6.0",
-"react-dom": "^15.0.0",
+"react-dom": "^16.6.0",
```

chore(release): 2.9.0 [skip ci]

# [2.9.0](reactjs/react-transition-group@v2.8.0...v2.9.0) (2019-04-06)

### Features

* **CSSTransition:** add "done" class for appear ([fe3c156](reactjs@fe3c156)), closes [reactjs#383](reactjs#383) [reactjs#327](reactjs#327) [reactjs#327](reactjs#327)

### Reverts

* bump semantic release dependencies ([1bdcaec](reactjs@1bdcaec))

chore(release): 2.8.0 [skip ci]

# [2.8.0](reactjs/react-transition-group@v2.7.1...v2.8.0) (2019-04-02)

### Features

* add support for empty classNames ([reactjs#481](reactjs#481)) ([d755dc6](reactjs@d755dc6))

chore(release): 2.7.1 [skip ci]

## [2.7.1](reactjs/react-transition-group@v2.7.0...v2.7.1) (2019-03-25)

### Bug Fixes

* trigger release ([2524b86](reactjs@2524b86))

chore(release): 2.7.0 [skip ci]

# [2.7.0](reactjs/react-transition-group@v2.6.1...v2.7.0) (2019-03-22)

### Features

* support ESM (tree-shaking) ([reactjs#455](reactjs#455)) ([ef3e357](reactjs@ef3e357))

chore(release): 2.6.1 [skip ci]

## [2.6.1](reactjs/react-transition-group@v2.6.0...v2.6.1) (2019-03-14)

### Bug Fixes

* **package.json:** mark react-transition-group as side-effect free for webpack tree shaking ([reactjs#472](reactjs#472)) ([b81dc89](reactjs@b81dc89))

chore(release): 2.6.0 [skip ci]

# [2.6.0](reactjs/react-transition-group@v2.5.3...v2.6.0) (2019-02-26)

### Features

* add appear timeout ([reactjs#462](reactjs#462)) ([52cdc34](reactjs@52cdc34))

chore(release): 2.5.3 [skip ci]

## [2.5.3](reactjs/react-transition-group@v2.5.2...v2.5.3) (2019-01-14)

### Bug Fixes

* strip custom prop-types in production ([reactjs#448](reactjs#448)) ([46fa20f](reactjs@46fa20f))

chore(release): 2.5.2 [skip ci]

## [2.5.2](reactjs/react-transition-group@v2.5.1...v2.5.2) (2018-12-20)

### Bug Fixes

* pass appear to CSSTransition callbacks ([reactjs#441](reactjs#441)) ([df7adb4](reactjs@df7adb4)), closes [reactjs#143](reactjs#143)