public void Update(Friendship friendship)
 {
     MyContext.Get().Entry(friendship).State = System.Data.Entity.EntityState.Modified;
     MyContext.Get().SaveChanges();
 }
 public void Delete(Friendship friendship)
 {
     MyContext.Get().Friendships.Remove(friendship);
     MyContext.Get().SaveChanges();
 }
 public void Create(Friendship friendship)
 {
     MyContext.Get().Friendships.Add(friendship);
     MyContext.Get().SaveChanges();
 }