* Add Disable Send policy
* Test DisableSend policy
* PR Review
* Update tests for using CurrentContext
This required making an interface for CurrentContext and mocking out
the members used. The interface can be expanded as needed for tests.
I moved CurrentContext to a folder, which changes the namespace
and causes a lot of file touches, but most are just adding a reference
* Fix failing test
* Update exemption to include all exempt users
* Move all CurrentContext usages to ICurrentContext
* PR review. Match messaging with Web
* added column ApiKey to dbo.User
* added dbo.User.ApiKey to User_Update
* added dbo.User.ApiKey to User_Create
* wrote migration script for implementing dbo.User.ApiKey
* Added ApiKey prop to the User table model
* Created AccountsController method for getting a user's API Key
* Created AccountsController method for rotating a user API key
* Added support to ApiClient for passed-through ClientSecrets when the request comes from the cli
* Added a new conditional to ClientStore to account for user API keys
* Wrote unit tests for new user API Key methods
* Added a refresh of dbo.UserView to new migration script for ApiKey
* Let client_credentials grants into the custom token logic
* Cleanup for ApiKey auth in the CLI feature
* Created user API key on registration
* Removed uneeded code for user API keys
* Changed a .Contains() to a .StartsWith() in ClientStore
* Changed index that an array is searched on
* Added more claims to the user apikey clients
* Moved some claim finding logic to a helper method
