public Productline Get(int ID)
 {
     using (API_TaskEntities entities = new API_TaskEntities())
     {
         return(entities.Productlines.FirstOrDefault(e => e.ID == ID));
     }
 }
 public IEnumerable <Productline> GetProductlines()
 {
     using (API_TaskEntities entities = new API_TaskEntities())
     {
         return(entities.Productlines.ToList());
     }
 }