some extra statement from Dragon Sector and Newag response

https://oko.press/kto-unieruchamia-pociagi-impuls-sledztwo-hakerow article in polish, wasn't written yet first time around

and update from z3s: https://zaufanatrzeciastrona.pl/post/jak-badacze-naprawili-zepsute-pociagi-newagu-i-inne-ciekawe-aspekty-tej-afery/ (also in polish)