message: Added tooltip over minting probability cells in minting tab
diff: @@ -276,7 +276,29 @@ QVariant MintingTableModel::data(const QModelIndex &index, int role) const
  case Qt::TextAlignmentRole:
  return column_alignments[index.column()];
  break;
  + case Qt::ToolTipRole:
  + switch(index.column())
  + {
  + case MintProbability:
  + int interval = this->mintingInterval;
  + QString unit = tr("minutes");
  + int hours = interval / 60;
  + int days = hours / 24;
  +
  + if(hours > 1) {
  + interval = hours;
  + unit = tr("hours");
  + }
  + if(days > 1) {
  + interval = days;
  + unit = tr("days");
  + }
  +
  + QString str = QString(tr("You have %1 chance to find a POS block if you mint %2 %3 at current difficulty."));
  + return str.arg(index.data().toString().toUtf8().constData()).arg(interval).arg(unit);
  + }
  + break;
  case Qt::EditRole:
  switch(index.column())
  {
  