docs: update documentation for the Authorization component

USER_CHANGE:  The "enable" and "api_key_file" options in the [authorizaton] section are now deprecated.  A new API Key will be generated.  Use the "fetch-apikey.sh" script to retrieve the new key.

Signed-off-by:  Eric Callahan <arksine.code@gmail.com>

docs: document changes to the update_manager

Signed-off-by:  Eric Callahan <arksine.code@gmail.com>

version 0.4.1

version 0.3.1

version 0.3.0

version 0.2.8

version 0.2.7

version 0.2.6

version 0.2.5

version 0.2.4