hg: valhalla/valhalla/langtools: Add experimental support for generic class literals

[Maurizio Cimadamore]

On 18/08/14 15:48, Remi Forax wrote:
> So the real number of variation is not clear yet (at least for me) but
> each time you use 'any', you request for more specializations.
Well, as soon as you start considering value types, the number of 
specialized classes is virtually unbound, regadless of what we do for 
byte/char/short, as we need a specialized Box<T> for each value class T.

Maurizio