Fixing the imaginary/complex mess

[bearophile]

Don Wrote:
> Since D supports the very nice .re syntax, there's really no reason to 
> define cast(real) at all. z.re is better in 100% of use cases. There are 
> *NO* use cases for cast(real); any use of cast(real) is a bug. We should 
> kill it.

I am with you. Making the language tidy is the way to go :-)
Thank you for your work, and keep improving things when you can.

Bye,
bearophile