0a54d342ba
Port independently-testable auth functions from auth.go, ciphersuites.go, and jwt.go. Server-dependent methods (configureAuthorization, checkAuthentication, auth callout, etc.) are stubbed for later sessions. - AuthTypes: User, NkeyUser, SubjectPermission, ResponsePermission, Permissions, RoutePermissions, Account — all with deep Clone() methods - AuthHandler: IsBcrypt, ComparePasswords, ValidateResponsePermissions, ValidateAllowedConnectionTypes, ValidateNoAuthUser, ValidateAuth, DnsAltNameLabels, DnsAltNameMatches, WipeSlice, ConnectionTypes constants - CipherSuites: CipherMap, CipherMapById, DefaultCipherSuites, CurvePreferenceMap, DefaultCurvePreferences - JwtProcessor: JwtPrefix, WipeSlice, ValidateSrc (CIDR matching), ValidateTimes (time-of-day ranges), TimeRange type - ServerOptions: added Users, Nkeys, TrustedOperators properties - 67 new unit tests (all 328 tests pass) - DB: 18 features complete, 25 stubbed; 6 Go tests complete, 125 stubbed