dmd 1.047 and 2.032 releases

[Walter Bright]

Robert Clipsham wrote:
> You can tell it's a good release when you have to do more than a simple 
> merge to get it working with ldc ;)

I try to simplify things in the back end by moving more to the front end.

> I've pretty much finished merging dmd 2.032 into ldc, there's one issue 
> remaining though. In statement.c, a new function, os_critsecsize() is 
> used, which the front end now depends upon. With the function being in 
> the back end, the license doesn't permit its inclusion in ldc, which 
> prevents me finalizing this merge. If you're reading this Walter, could 
> you please release the function under a license which will allow 
> inclusion in ldc, or alternatively remove the dependency?

All it does is return a compile time constant. I don't think anyone 
could make a case out of that.