gui: Fix missing qRegisterMetaType(WalletModel*)
gui: Fix missing qRegisterMetaType(WalletModel*)

Former-commit-id: d24f1d05ed2ae39027b9646c19c79ec4bde144a9
syscoin/syscoin,syscoin/syscoin2,syscoin/syscoin2,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin2,syscoin/syscoin2,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin2,syscoin/syscoin2,syscoin/syscoin