dotenv-0.2.0.0: CHANGELOG.md

## Dotenv 0.2.0.0

* Changed public interfaces to use Data.Text.
* Added function `parseFile` to read dotenv file without modifying the
  environment. Thanks to Daisuke Fujimura (Github: fujimura) for making this
  contribution.
  
## Dotenv 0.1.0.0

* First public release.