The following is also duplicated in the changelog.

- `dotenv` crate forked as `dotenvy`
- `dotenv_codegen` forked as `dotenvy_codgen`
- `dotenv_codegen_implementation` forked as `dotenvy_codegen_impl`
- Crate description for dotenvy_codegen
- Crate description for dotenvy_codgen_impl
- New language in README
- MIT license badge in README
- Generate helpful errors from dotenv! macro (full merge of [dotenv-rs/dotenv dotenv-rs#58](https://github.com/dotenv-rs/dotenv/pull/57/files#))

- replaced deprecated `std::env_home:dir()` with `dirs:home_dir`
- Better handling of `home_dir` (merge of [dotenv-rs/dotenv dotenv-rs#62](https://github.com/dotenv-rs/dotenv/pull/62/files#))
- assertions dealing with `Result` (based on [dotenv-rs/dotenv dotenv-rs#57](https://github.com/dotenv-rs/dotenv/pull/57/files#))
- upgraded clap in `dotenvy` bin from v2 to v3.1 (covers [dotenv-rs/dotenv dotenv-rs#76](https://github.com/dotenv-rs/dotenv/pull/76/files))

- example folder. The simple example has been moved to the README.
- `extern`
- unnecessary `use` statements in doc examples

I made a foolish typo when publishing the crate.
I think dotenvy_macro is a more user-friendly name anyway.