Implemented some IBN functionality - GetPerson, GetYear, GetStudio, GetGenre

MediaBrowser.Api/HttpHandlers/YearsHandler.cs

@@ -0,0 +1,20 @@
+using System;
+using MediaBrowser.Controller;
+using MediaBrowser.Model.Entities;
+
+namespace MediaBrowser.Api.HttpHandlers
+{
+    public class YearsHandler : JsonHandler
+    {
+        protected override object ObjectToSerialize
+        {
+            get
+            {
+                Folder parent = ApiService.GetItemById(QueryString["id"]) as Folder;
+                Guid userId = Guid.Parse(QueryString["userid"]);
+
+                return Kernel.Instance.GetAllYears(parent, userId);
+            }
+        }
+    }
+}