Temporarily disabled formulae in ManufacturingPacketStage to avoid sql generation errors

prs.classes/Entities/Manufacturing/ManufacturingPacket/ManufacturingPacketStage.cs

@@ -74,12 +74,16 @@ namespace Comal.Classes
 
         public double PercentageComplete { get; set; }
 
+        [DoNotPersist]
+        [DoNotSerialize]
         [NullEditor]
-        [Formula(typeof(ManufacturingPacketStagePercentageRemaining))]
+        //[Formula(typeof(ManufacturingPacketStagePercentageRemaining))]
         public double PercentageRemaining { get; set; }
 
+        [DoNotPersist]
+        [DoNotSerialize]
         [TimeOfDayEditor(Editable = Editable.Hidden)]
-        [Formula(typeof(ManufacturingPacketStageTimeRemaining))]
+        //[Formula(typeof(ManufacturingPacketStageTimeRemaining))]
         public TimeSpan TimeRemaining { get; set; }
 
         public SequenceType SequenceType { get; set; }