Moved System.IO references from DMO classes to Static Helpers

Removed nugetSource from pipeline
Removed more comments
Created Static Classes for most DMO / Controller Classes
Push ConfigurationManager.AppSettings to controller
Align Tests with other Projects

Fab2ApprovalSystem/Models/Common.cs

@@ -70,8 +70,6 @@ public class Lot {
     [Display(Name = "Lot Dispos")]
     public string OtherLotDispos { get; set; }
 
-    //MRB Lot
-    //[CustomDispoTypeValidationAttribute(ErrorMessage = "The values can only either A or B or C or D")]
     public char? DispoType { get; set; }
     [Display(Name = "Lot Dispos")]
     public string LotDispositionsLinkedToLot { get; set; }