Specific changes to Byron/Braidwood fomat files

Added default parameter to GetCombinedSlaveValue method and revised calls to method to utilize default parameter
Added code to convert xF8 to degree symbol
Revised CheckNoteCautionTab to handle when step format data calls for separate boxes for notes and cautions
Added BoxLeftAdj property to support Braidwood boxed items

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

@@ -2703,6 +2703,14 @@ namespace VEPROMS.CSLA.Library
 				return LazyLoad(ref _RNOWidthAdj, "@RNOWidthAdj");
 			}
 		}
+		private LazyLoad<string> _BoxLeftAdj;
+		public string BoxLeftAdj
+		{
+			get
+			{
+				return LazyLoad(ref _BoxLeftAdj, "@BoxLeftAdj");
+			}
+		}
 		private LazyLoad<int?> _HLSWidthOVRD;
 		public int? HLSWidthOVRD
 		{