Exposed public API via __init__ and added v0.2.0 migration guide#79

AdityaMedidala wants to merge 1 commit intolong2ice:mainlong2ice/fastapi-limiter:mainfrom

AdityaMedidala:fix-export-fastapilimiterAdityaMedidala/fastapi-limiter:fix-export-fastapilimiterCopy head branch name to clipboard