#146 Update Basic Auth handler and Options to enable overriding SuppressWWWAuthenticateHeader

[joursler-Sunset]

Update Basic Auth handler and Options to enable overriding SuppressWWWAuthenticateHeader configuration setting based on the root of the path.

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Pull request description

Add the necessary code to override the SuppressWWWAuthenticateHeader based on a root path to support libraries that have their own UI and need to send the WWW-Authenticate header while the rest of the application does not.