Cleanup of lazy loading code. Made some DTOs use init rather than set to keep it clean.

API/DTOs/VolumeDto.cs

@@ -9,7 +9,6 @@ namespace API.DTOs
         public int Id { get; set; }
         public int Number { get; set; }
         public string Name { get; set; }
-        //public byte[] CoverImage { get; set; }
         public int Pages { get; set; }
         public int PagesRead { get; set; }
         public DateTime LastModified { get; set; }