The new DWT2

[Frank Benoit]

Saaa schrieb:
> So I should look up what the tango function does and try and find something 
> which does the same in Phobos 2.
> Sound like something I might even manage.. for some functions.
> 
> But how do I check if it works if I can't build dwt? Just guess?

hm, the base tree can be build on its own.
rake base
If you want, you can do unittests or contracts (in/out/invariant).