[Development] Don't use Private *d when your class is immutable

[Tor Arne Vestbø]

On 03/03/2017 10:59, Lars Knoll wrote:
> I agree, that we should not use any implicit sharing in those cases.
> But in many cases, I don’t see a problem using a pointer to the data.
> Of course if shouldn’t detach. Instead, it should be explicitly
> shared (with or without refcounting depending on whether the data is
> generated at compile or runtime). Using an integer and a global
> lookup table would lead to more complex code in that case.

Thank you Lars. +1

tor arne