Remove default ports + Add RedirectPath

[amineck]

👋 ! Thanks for the awesome package.

This PR addresses 2 small concerns we've been facing with the library.

1- The library keeps the PORT when redirecting even if it's the default port (ex: https://127.0.0.1:443 instead of https://127.0.0.1), which require us (for some destinations) to create an extra oauth app when testing with the CLI 2- Add support for a RedirectPath