Here is how to resolve the Username from coming over as Shibboleth for all the users:
Set login:loguser = auth:urn:mace:dir:attribute-def:eduPersonTargetedID Old Set login:loguser = auth:"urn:mace:dir:attribute-def:eduPersonTargetedID" New Set login:loguser = auth:http://schemas.xmlsoap.org/claims/Email Old Set login:loguser = auth:"http://schemas.xmlsoap.org/claims/Email" New