Passwords are exposed in logs at startup

[abitrolly]

Multy on startup dumps config with some password data. This is no good. Password can reveal two first symbols for identification purposes and be at least 12 symbols.

TableMempoolRatesETHTest: TableTxsDataETHTest:TableTxsDataETHTest 
DBRestoreState:RestoreState TableState:LastState Username:multy Password:17*********} 
SocketioAddr:0.0.0.0:6780 RestAddress:0.0.0.0:6778 Firebase:{Type: ProjectID: PrivateKeyID: 
PrivateKey: ClientEmail: ClientID: AuthURI: TokenURI: AuthProviderX509CertURL: 
ClientX509CertURL:} NSQAddress:0.0.0.0:1150 BTCNodeAddress:localhost:18334 
DonationAddresses:[{FeatureCode:10000 
DonationAddress:1FPv9f8EGRDNod7mSvJnUFonUioA3Pw5ng}