Move role related views to FAB Auth manager:

- List roles
- Edit role
- Create role
- View role
provider_to_auth_type = {AUTH_DB: "db", AUTH_LDAP: "ldap"}
        return provider_to_auth_type.get(self.auth_type)
    @property
    def get_url_for_registeruser(self):
        """Gets the URL for Register User."""
        return url_for(f"{self.registeruser_view.endpoint}.{self.registeruser_view.default_view}")
    @property
    def get_user_datamodel(self):
        """Gets the User data model."""
        return self.user_view.datamodel
    @property
    def get_register_user_datamodel(self):
        """Gets the Register User data model."""
        return self.registerusermodelview.datamodel
    @property
    def builtin_roles(self):
        """Get the builtin roles."""
        return self._builtin_roles
    @property
    def api_login_allow_multiple_providers(self):
        return self.appbuilder.get_app.config["AUTH_API_LOGIN_ALLOW_MULTIPLE_PROVIDERS"]
    @property
    def auth_username_ci(self):