public UmbracoApplicationProxy(IDisposable realUmbracoApp, Assembly umbracoCoreAssembly)
{
_realUmbracoApp = realUmbracoApp;
//start the app with reflection
_realUmbracoApp.CallMethod("StartApplication", infos => infos.FirstOrDefault(x => x.IsPublic));
var realAppContext = (IDisposable)umbracoCoreAssembly.GetType("Umbraco.Core.ApplicationContext").GetStaticProperty("Current");
ApplicationContext = new UmbracoApplicationContextProxy(realAppContext);
}