New: Send publisher and language to calibre

src/NzbDrone.Core/Books/Calibre/CalibreProxy.cs

@@ -151,6 +151,8 @@ namespace NzbDrone.Core.Books.Calibre
                     Authors = new List<string> { file.Author.Value.Name },
                     Cover = image,
                     PubDate = book.ReleaseDate,
+                    Publisher = edition.Publisher,
+                    Languages = edition.Language,
                     Comments = edition.Overview,
                     Rating = edition.Ratings.Value * 2,
                     Identifiers = new Dictionary<string, string>

src/NzbDrone.Core/Books/Calibre/Resources/CalibreChanges.cs

@@ -18,6 +18,8 @@ namespace NzbDrone.Core.Books.Calibre
         public string Cover { get; set; }
         [JsonProperty("pubdate")]
         public DateTime? PubDate { get; set; }
+        public string Publisher { get; set; }
+        public string Languages { get; set; }
         public string Comments { get; set; }
         public decimal Rating { get; set; }
         public Dictionary<string, string> Identifiers { get; set; }