Changed TofCLineSpacing from an INT to a FLOAT to allow for half line spacing

Logic to handle float TofCLineSpacing and to shift the section title to section number starting position if there is no section number

PROMS/VEPROMS.CSLA.Library/Format/PlantFormat.cs

@@ -3807,8 +3807,8 @@ namespace VEPROMS.CSLA.Library
 				return LazyLoad(ref _TofCSpaceChar, "@TofCSpaceChar");
 			} 
 		}
-		private LazyLoad<int?> _TofCLineSpacing;
-		public int? TofCLineSpacing
+		private LazyLoad<float?> _TofCLineSpacing;
+		public float? TofCLineSpacing
 		{ 
 			get 
 			{