Release version 2.7.6

Version bump to 2.7.5

Bump version to 2.7.4, update CHANGELOG

Bump version to 2.7.3, update CHANGELOG

Version bump to 2.7.2

Version bump to 2.7.1

Release dotenv 2.7.0

Merge pull request bkeepers#368 from issei-m/patch-1

Fix typo in README.md

Version bump to 2.5.0

Version 2.4.0