message: changed pubkey prefix to be V for mainnet
diff: @@ -224,7 +224,7 @@ public:
  vSeeds.emplace_back("veilseed.presstab.pw");
  - base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,0);
  + base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,70);
  base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,5);
  base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1,128);
  base58Prefixes[STEALTH_ADDRESS] ={0x14}; // todo
  