public static bool IsEqualTo(this ContentItem o1, RemoteContentItem remoteItem)
 {
     return AreEqual(o1, remoteItem.ContentItem, o1.ContentManager.Export(o1), remoteItem.Xml);
 }
 public static bool Similarto(this ContentItem ci1, RemoteContentItem remoteItem)
 {
     return ci1.SimilarTo(remoteItem.ContentItem);
 }