DMD 0.174 release

[Tomas Lindquist Olsen]

Walter Bright wrote:
> Much improved tuple support.
> 
> New 'scope' attribute for RAII objects. 'auto' still works the same, but 
> will not for much longer. Use 'auto' for type inference.
> 
> http://www.digitalmars.com/d/changelog.html
> 
> http://ftp.digitalmars.com/dmd.174.zip
Excellent work :)

I'm very very fond to see auto/scope win over something else! Guess it's 
time to have a look at those tuples as well!