dmd 1.053 and 2.037 release

[Don]

dsimcha wrote:
> == Quote from Don (nospam at nospam.com)'s article
>> All kinds of stuff is still missing. a ^^ b won't be constant-folded,
>> for example.
>> It's desperately important that the language spec becomes stable before
>> Andrei's book comes out. That leaves only a couple more releases left in
>> D2 where features can be added. Some, like this one, will have rough
>> edges. Don't think of it as fully implemented feature.
> 
> If we do find bugs in it, should we still file bug reports, or is the feature
> still so experimental that filing these would just be noise?
I just patched the bug you reported. Putting together a test suite 
mightn't be a bad idea.