ann: 4.2.0

ann: 4.1.0

ann: 4.0.1

ann: 4.0.0

ann: 3.0.0

Merge pull request #27 from mockturtl/nullsafety

feat: nullsafety

[ann] 2.0.0

v1.0.0

Dart 2 compatible.

v0.1.3+3

This is a bugfix release.  See [changelog][].

[changelog]: https://github.com/mockturtl/dotenv/blob/master/CHANGELOG.md#0133

v0.1.3+2

This is a bugfix release.

See [changelog][].

[changelog]: https://github.com/mockturtl/dotenv/blob/master/CHANGELOG.md#0132