BGE: Change Id dialogue at program startup

BGE: Support for Change Id in step config
BGE: change property name from MultipleChangeIds to ChangeIds

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

@@ -1564,12 +1564,12 @@ namespace VEPROMS.CSLA.Library
 				return LazyLoad(ref _ChgBarMessageFromEdit, "@ChgBarMessageFromEdit");
 			}
 		}
-		private LazyLoad<bool> _MultipleChangeIds;
-		public bool MultipleChangeIds
+		private LazyLoad<bool> _ChangeIds;
+		public bool ChangeIds
 		{
 			get
 			{
-				return LazyLoad(ref _MultipleChangeIds, "@MultipleChangeIds");
+				return LazyLoad(ref _ChangeIds, "@ChangeIds");
 			}
 		}
 		private LazyLoad<bool> _ChangeBarToRNOSep;