Verbosity in the views,
Adding secondary view controllers for certain features.

Crash Reporting and Custom Parameters
Putting in Secondary ViewController prompts.
Moving the URL formats of the feature endpoints to the feature managers.

Though maybe they'd be happier in SharedConstants?
finishedLoadingCallback is no longer used
Token Request Manager will handle all Token - related functions.

This includes the Device Secret.
Merging DeviceSecretManager into TokenManager

Eventually Device Secret will be completely removed.
Deleting now-unused DeviceSecretManager