Empty Genmac fix, split cover page title fix

logic for Delta on HLS tab, better check for proportional font
different way to register fonts , check for null base font
fixed problem of too many carriage returns in some plot definitions.

PROMS/XYPlots/XYPlots.cs

@@ -456,6 +456,8 @@ namespace XYPlots
 			// some data only had carriage return, replace these with cr/nl so that following code
 			// will work
 			Buff = Buff.Replace(">\r<", ">\r\n<");
+			// some data had cr/cr/nl, change to cr/nl
+			Buff = Buff.Replace("\r\r\n", "\r\n");
 
 			while ((ptr = Buff.IndexOf(">\r\n<", ptr)) > 0)
 			{