fix for browsers without crypto.getRandomValues
fix for browsers without crypto.getRandomValues

AlexanderDzhoganov/p2pt-client,bitfly-p2p/bitfly-client,AlexanderDzhoganov/p2pt-client,AlexanderDzhoganov/p2pt-client,bitfly-p2p/bitfly-client,bitfly-p2p/bitfly-client,bitfly-p2p/bitfly-client,AlexanderDzhoganov/p2pt-client