message: Grey instead black for NotAccepted or undefined trx state
diff: @@ -512,12 +512,12 @@ QString TransactionTableModel::txStatusDecoration(const TransactionRecord *wtx)
  case TransactionStatus::Confirmed:
  return "fa-check-circle green";
  case TransactionStatus::NotAccepted:
  - return "fa-exclamation-triangle";
  + return "fa-exclamation-triangle grey";
  case TransactionStatus::Conflicted:
  return "fa-exclamation-triangle red";
  default:
  - return "fa-question-circle black";
  + return "fa-question-circle grey";
  }
  }
  