Add remaining personalized shelf queries, update book libraries home page to use new API endpoint

client/strings/it.json

@@ -222,6 +222,7 @@
   "LabelDirectory": "Elenco",
   "LabelDiscFromFilename": "Disco dal nome file",
   "LabelDiscFromMetadata": "Disco dal Metadata",
+  "LabelDiscover": "Discover",
   "LabelDownload": "Download",
   "LabelDownloadNEpisodes": "Download {0} episodes",
   "LabelDuration": "Durata",
@@ -474,6 +475,7 @@
   "LabelTrackFromMetadata": "Traccia da Metadata",
   "LabelTracks": "Traccia",
   "LabelTracksMultiTrack": "Multi-traccia",
+  "LabelTracksNone": "No tracks",
   "LabelTracksSingleTrack": "Traccia-singola",
   "LabelType": "Tipo",
   "LabelUnabridged": "Integrale",
@@ -702,4 +704,4 @@
   "ToastSocketFailedToConnect": "Socket non riesce a connettersi",
   "ToastUserDeleteFailed": "Errore eliminazione utente",
   "ToastUserDeleteSuccess": "Utente eliminato"
-}
+}