message: [Qt] zPiv control quantity/amount fixes
  zPiv control no longer counts pending mints and top level denom rows when calculating amount and quantity selected
diff: @@ -127,8 +127,8 @@ void ZPivControlDialog::updateList()
  // Update the list when a checkbox is clicked
  void ZPivControlDialog::updateSelection(QTreeWidgetItem* item, int column)
  {
  - if (column != COLUMN_CHECKBOX)
  - return;
  + // only want updates from non top level items that are available to spend
  + if (item->parent() && column == COLUMN_CHECKBOX && !item->isDisabled()){
  // see if this mint is already selected in the selection list
  std::string strPubcoin = item->text(COLUMN_PUBCOIN).toStdString();
  @@ -145,6 +145,7 @@ void ZPivControlDialog::updateSelection(QTreeWidgetItem* item, int column)
  }
  updateLabels();
  }
  +}
  // Update the Quantity and Amount display
  void ZPivControlDialog::updateLabels()
  