added unidentified indicators

MediaBrowser.Controller/Entities/BaseItem.cs

@@ -229,6 +229,8 @@ namespace MediaBrowser.Controller.Entities
             }
         }
 
+        public bool IsUnidentified { get; set; }
+
         /// <summary>
         /// Gets or sets the locked fields.
         /// </summary>

MediaBrowser.Controller/Entities/IHasMetadata.cs

@@ -36,12 +36,6 @@ namespace MediaBrowser.Controller.Entities
         /// <value>The date last saved.</value>
         DateTime DateLastSaved { get; set; }
 
-        /// <summary>
-        /// Gets a value indicating whether this instance is in mixed folder.
-        /// </summary>
-        /// <value><c>true</c> if this instance is in mixed folder; otherwise, <c>false</c>.</value>
-        bool IsInMixedFolder { get; }
-
         /// <summary>
         /// Updates to repository.
         /// </summary>
@@ -55,5 +49,11 @@ namespace MediaBrowser.Controller.Entities
         /// </summary>
         /// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
         bool BeforeMetadataRefresh();
+
+        /// <summary>
+        /// Gets or sets a value indicating whether this instance is unidentified.
+        /// </summary>
+        /// <value><c>true</c> if this instance is unidentified; otherwise, <c>false</c>.</value>
+        bool IsUnidentified { get; set; }
     }
 }