Fixed: bookshelf count and colour (#30)

* Add total book count to the result set from the statistics query

* Rename TotalTrackCount and map it

* Fix the colouring of the book count/percentage

src/NzbDrone.Core/AuthorStats/BookStatistics.cs

@@ -9,5 +9,6 @@ namespace NzbDrone.Core.AuthorStats
         public int BookFileCount { get; set; }
         public int BookCount { get; set; }
         public long SizeOnDisk { get; set; }
+        public int TotalBookCount { get; set; }
     }
 }