typed.go
func (t Typed) Strings(key string) []string {
	return t.StringsOr(key, nil)
}
func (t Typed) Strings(key string) []string {
	return t.StringsOr(key, nil)
}
func ( t Typed ) Strings ( key string ) [ ] string { return t . StringsOr ( key , nil ) }
// Returns an slice of strings, or a nil slice
Returns an slice of strings or a nil slice