changed how provider setup works

This makes the interface a bit cleaner and less confusing

some cleanup and streamlining for providers

fix handling of multiple providers

use action to register providers

profile localization and styling

manage optouts

Removed old code

The basic mechanisms have been reimplemented, so the old code has been
removed.

handle user default providers

use Manager singleton to check and load providers

basic profile managment refactoring

We now use standard OTP passwords for all providers by default.

first go a profile refactoring