can rename env vars

* add abilty to rename env vars

* bump version

* add prerelease

refactor tailor class

Refactored the `Tailor` class by removing the local store
and utilizing native dict functionality.

fix KeyError bug

Fixes #7 and adds more thorough tests.

Fix lgtm alerts (#6)

* update meta, suppress false positive

* better short description

* fix dict dunder eq, ne bug

* version bump

Bump version (#4)

Bump version and add badges