added check for null MacroDef

additional checks for checkoffs and logic support or NSP script Cautions with bullets
fixed pagelist processing issue when pagelist row has more than one token
support for NSP script Cautions
fixed problem where the END message was not printing for NSP (the Y location was negative – off the page)

PROMS/Volian.Print.Library/vlnText.cs

@@ -42,8 +42,11 @@ namespace Volian.Print.Library
 		}
 		public override float ToPdf(PdfContentByte cb, float yPageStart, float yTopMargin, float yBottomMargin)
 		{
+			// The END message was not printing for NSP.  The yLocation was getting set to a negative number, thus printing off the page.
+			// Found that the YOffset, cacluated when the bottom message was created, is really the actual location, at least in this case.
 			float yLocation = CalculateYOffset(yPageStart, yTopMargin);
-			Rtf2Pdf.TextAt(cb, IParagraph, XOffset, YOffset, Width, 100, "", yBottomMargin);
+			if (yLocation < 0) yLocation = YOffset;
+			Rtf2Pdf.TextAt(cb, IParagraph, XOffset, yLocation, Width, 100, "", yBottomMargin);
 			return yPageStart;
 		}
 	}