Testnet keys generation fix
Testnet keys generation fix


Former-commit-id: 00a13de0d215fd0e1f9492f3986f29bea8733986
exonum/exonum,exonum/exonum,alekseysidorov/exonum,exonum/exonum,exonum/exonum,alekseysidorov/exonum,alekseysidorov/exonum,alekseysidorov/exonum