Made optional resource properties nullable.

src/NzbDrone.Api/Episodes/EpisodeResource.cs

@@ -24,7 +24,6 @@ namespace NzbDrone.Api.Episodes
         public Nullable<Int32> SceneAbsoluteEpisodeNumber { get; set; }
         public Nullable<Int32> SceneEpisodeNumber { get; set; }
         public Nullable<Int32> SceneSeasonNumber { get; set; }
-        public Int32 TvDbEpisodeId { get; set; }
         public DateTime? EndTime { get; set; }
         public DateTime? GrabDate { get; set; }
         public String SeriesTitle { get; set; }

src/NzbDrone.Api/Series/SeriesResource.cs

@@ -28,9 +28,9 @@ namespace NzbDrone.Api.Series
             }
         }
 
-        public Int32 EpisodeCount { get; set; }
-        public Int32 EpisodeFileCount { get; set; }
-        public Int64 SizeOnDisk { get; set; }
+        public Int32? EpisodeCount { get; set; }
+        public Int32? EpisodeFileCount { get; set; }
+        public Int64? SizeOnDisk { get; set; }
         public SeriesStatusType Status { get; set; }
         public String ProfileName { get; set; }
         public String Overview { get; set; }