Nikolaj uploads Zero Nights sources

Nikolaj has updated his Zero Knights presentation, and added sources and other presentation materials on the Github site:

https://github.com/NikolajSchlej/ZeroNights2015

https://firmwaresecurity.com/2015/08/19/nikolaj-schlej-to-speak-on-uefi-at-zeronights/
https://firmwaresecurity.com/2015/11/27/nikolajs-zeronights-presentation-available/