Dymo SDK Concurrency Issues

## Example.cs
using DYMO.Label.Framework;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            Printers printers = new Printers();

            ILabel _label = Framework.Open("Test.label");

            for (int x = 0; x < 3; x++)
            {
                foreach (IPrinter printer in printers)
                {
                    _label.SetObjectText("name", "Scott " + x.ToString());
                    _label.Print(printer);
                }
            }
        }
    }
}

## Example.html
<html>

<head>
  <script src="DYMO.Label.Framework.2.0.2.js"></script>
  <script>
    // Busy wait sleep function.
    function sleep(seconds){
        var waitUntil = new Date().getTime() + seconds*1000;
        while(new Date().getTime() < waitUntil) true;
    }

    dymo.label.framework.init(function() {
      try
      {
        // open label
        var labelXml = '<?xml version="1.0" encoding="utf-8"?>\n' +
            '<DieCutLabel Version="8.0" Units="twips" MediaType="Default">\n' +
            '\t<PaperOrientation>Landscape</PaperOrientation>\n' +
            '\t<Id>LargeShipping</Id>\n' +
            '\t<IsOutlined>false</IsOutlined>\n' +
            '\t<PaperName>30256 Shipping</PaperName>\n' +
            '\t<DrawCommands>\n' +
            '\t\t<RoundRectangle X="0" Y="0" Width="3331" Height="5715" Rx="270" Ry="270" />\n' +
            '\t</DrawCommands>\n' +
            '\t<ObjectInfo>\n' +
            '\t\t<TextObject>\n' +
            '\t\t\t<Name>name</Name>\n' +
            '\t\t\t<ForeColor Alpha="255" Red="0" Green="0" Blue="0" />\n' +
            '\t\t\t<BackColor Alpha="0" Red="255" Green="255" Blue="255" />\n' +
            '\t\t\t<LinkedObjectName />\n' +
            '\t\t\t<Rotation>Rotation0</Rotation>\n' +
            '\t\t\t<IsMirrored>False</IsMirrored>\n' +
            '\t\t\t<IsVariable>False</IsVariable>\n' +
            '\t\t\t<GroupID>-1</GroupID>\n' +
            '\t\t\t<IsOutlined>False</IsOutlined>\n' +
            '\t\t\t<HorizontalAlignment>Center</HorizontalAlignment>\n' +
            '\t\t\t<VerticalAlignment>Middle</VerticalAlignment>\n' +
            '\t\t\t<TextFitMode>AlwaysFit</TextFitMode>\n' +
            '\t\t\t<UseFullFontHeight>True</UseFullFontHeight>\n' +
            '\t\t\t<Verticalized>False</Verticalized>\n' +
            '\t\t\t<StyledText>\n' +
            '\t\t\t\t<Element>\n' +
            '\t\t\t\t\t<String xml:space="preserve">Name</String>\n' +
            '\t\t\t\t\t<Attributes>\n' +
            '\t\t\t\t\t\t<Font Family="Arial" Size="24" Bold="True" Italic="False" Underline="False" Strikeout="False" />\n' +
            '\t\t\t\t\t\t<ForeColor Alpha="255" Red="0" Green="0" Blue="0" HueScale="100" />\n' +
            '\t\t\t\t\t</Attributes>\n' +
            '\t\t\t\t</Element>\n' +
            '\t\t\t</StyledText>\n' +
            '\t\t</TextObject>\n' +
            '\t\t<Bounds X="336" Y="1080" Width="5010" Height="1020" />\n' +
            '\t</ObjectInfo>\n' +
            '</DieCutLabel>';

        var label = dymo.label.framework.openLabelXml(labelXml);

        // set label text
        label.setObjectText("name", "Scott Vitale");

        // select printer to print on
        // for simplicity sake just use the first LabelWriter printer
        var printers = dymo.label.framework.getPrinters();

        if (printers.length === 0) {
          throw "No DYMO printers are installed. Install DYMO printers.";
        }

        // Build a LabelSetBuilder object and update the dynamic record.
        var labelSetBuilder = new dymo.label.framework.LabelSetBuilder();
        var record = labelSetBuilder.addRecord();

        for (var i = 0; i < printers.length; ++i)
        {
          if (printers[i].printerType === "LabelWriterPrinter")
          {
            // Print a label on every printer
            record.setTextMarkup("name", "Scott " + i.toString());
            label.print(printers[i].name);
          }
        }
      }
      catch(e)
      {
        alert(e.message || e);
      }
    });

    console.log('done.');
  </script>
</head>
</html>

## Test.label
<?xml version="1.0" encoding="utf-8"?>
<DieCutLabel Version="8.0" Units="twips" MediaType="Default">
	<PaperOrientation>Landscape</PaperOrientation>
	<Id>LargeShipping</Id>
	<IsOutlined>false</IsOutlined>
	<PaperName>30256 Shipping</PaperName>
	<DrawCommands>
		<RoundRectangle X="0" Y="0" Width="3331" Height="5715" Rx="270" Ry="270" />
	</DrawCommands>
	<ObjectInfo>
		<TextObject>
			<Name>name</Name>
			<ForeColor Alpha="255" Red="0" Green="0" Blue="0" />
			<BackColor Alpha="0" Red="255" Green="255" Blue="255" />
			<LinkedObjectName />
			<Rotation>Rotation0</Rotation>
			<IsMirrored>False</IsMirrored>
			<IsVariable>False</IsVariable>
			<GroupID>-1</GroupID>
			<IsOutlined>False</IsOutlined>
			<HorizontalAlignment>Center</HorizontalAlignment>
			<VerticalAlignment>Middle</VerticalAlignment>
			<TextFitMode>AlwaysFit</TextFitMode>
			<UseFullFontHeight>True</UseFullFontHeight>
			<Verticalized>False</Verticalized>
			<StyledText>
				<Element>
					<String xml:space="preserve">Name</String>
					<Attributes>
						<Font Family="Arial" Size="24" Bold="True" Italic="False" Underline="False" Strikeout="False" />
						<ForeColor Alpha="255" Red="0" Green="0" Blue="0" HueScale="100" />
					</Attributes>
				</Element>
			</StyledText>
		</TextObject>
		<Bounds X="336" Y="1080" Width="5010" Height="1020" />
	</ObjectInfo>
</DieCutLabel>