message: set min Size of terminalWidget so it always can render the cursor
  The problem is when the width is near zero then the cell size width will
  be zero and when that happens there are multible places that can not
  handle that case.
diff: @@ -671,6 +671,7 @@ void TerminalWidget::resizeGL(int _width, int _height)
  auto const viewHeight = height();
  terminalView_->resize(viewWidth, viewHeight);
  + setMinimumSize(terminalView_->cellWidth() * 3, terminalView_->cellHeight() * 2);
  terminalView_->setProjection(
  ortho(
  0.0f, static_cast<float>(viewWidth), // left, right
  