All calls to get items now require passing in a userId. Made the model project portable. Also filled in more api calls.

MediaBrowser.Model/Entities/CategoryInfo.cs

@@ -0,0 +1,21 @@
+
+namespace MediaBrowser.Model.Entities
+{
+    /// <summary>
+    /// This is a stub class used by the api to get IBN types in a compact format
+    /// </summary>
+    public class CategoryInfo
+    {
+        /// <summary>
+        /// The name of the genre, year, studio, etc
+        /// </summary>
+        public string Name { get; set; }
+
+        public string PrimaryImagePath { get; set; }
+
+        /// <summary>
+        /// The number of items that have the genre, year, studio, etc
+        /// </summary>
+        public int ItemCount { get; set; }
+    }
+}