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

MediaBrowser.Api/HttpHandlers/StudiosHandler.cs

@@ -0,0 +1,26 @@
+using System;
+using MediaBrowser.Common.Net;
+using MediaBrowser.Common.Net.Handlers;
+using MediaBrowser.Model.Entities;
+
+namespace MediaBrowser.Api.HttpHandlers
+{
+    public class StudiosHandler : JsonHandler
+    {
+        public StudiosHandler(RequestContext ctx)
+            : base(ctx)
+        {
+        }
+
+        protected sealed override object ObjectToSerialize
+        {
+            get
+            {
+                Folder parent = ApiService.GetItemById(QueryString["id"]) as Folder;
+                Guid userId = Guid.Parse(QueryString["userid"]);
+
+                return ApiService.GetAllStudios(parent, userId);
+            }
+        }
+    }
+}