#712 - Support grouping multiple versions of a movie

MediaBrowser.Model/Dto/BaseItemDto.cs

@@ -494,7 +494,8 @@ namespace MediaBrowser.Model.Dto
         /// </summary>
         /// <value>The part count.</value>
         public int? PartCount { get; set; }
-        public bool? HasAlternateVersions { get; set; }
+        public int? AlternateVersionCount { get; set; }
+        public string PrimaryVersionId { get; set; }
 
         /// <summary>
         /// Determines whether the specified type is type.

MediaBrowser.Model/Session/PlayRequest.cs

@@ -23,6 +23,12 @@ namespace MediaBrowser.Model.Session
         /// </summary>
         /// <value>The play command.</value>
         public PlayCommand PlayCommand { get; set; }
+
+        /// <summary>
+        /// Gets or sets the controlling user identifier.
+        /// </summary>
+        /// <value>The controlling user identifier.</value>
+        public string ControllingUserId { get; set; }
     }
 
     /// <summary>

MediaBrowser.Model/Session/PlaystateCommand.cs

@@ -37,5 +37,11 @@ namespace MediaBrowser.Model.Session
         public PlaystateCommand Command { get; set; }
 
         public long? SeekPositionTicks { get; set; }
+
+        /// <summary>
+        /// Gets or sets the controlling user identifier.
+        /// </summary>
+        /// <value>The controlling user identifier.</value>
+        public string ControllingUserId { get; set; }
     }
 }