[noise] PSK2 test vectors

[Jonathan Rudenberg]

> On Nov 16, 2015, at 22:53, Alex <alex at centromere.net> wrote:
> 
> On Mon, 16 Nov 2015 22:10:51 -0500
> Jonathan Rudenberg <jonathan at titanous.com> wrote:
> 
>>> On Nov 16, 2015, at 5:40 PM, Alex <alex at centromere.net> wrote:
>>> 
>>> Attached are test vectors for the NoisePSK_*_25519_ChaChaPoly_SHA256
>>> family of handshakes. These were generated by cacophony and verified
>>> by screech[1].  
>> 
>> My psk branch now has a vector generator and a bunch of new ones in
>> the same format as yours. I’ve also added your vectors to my test
>> suite and they all match: https://github.com/titanous/noise/tree/psk
> 
> Do you think JSON would be a better format for this, or is it overkill?

Not overkill and probably better, but I don't really care now that I've implemented the current format.