* Added checks for new KeyConnector URL in all references to the legacy one.
* Updated KeyConnector logoutCallback to be a Promise
* Removed extra dependencies from KeyConnectorService
* Made the logout callback async.
* Adjusted logic to handle having a master password.
* Updated not to return error if master key is not found.
* Undid change to callback to reduce scope of this change.
* Cleaned up functions.
* Updated tests.
* Updated comments.
* Updated comments.
* Updated to use getKeyConnectorUrl helper.
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