Updated the DynamicDocument and node unit tests to not init a db each time, runs much faster though in the future

we might have to re-enable this in a smart way.

src/umbraco.interfaces/IApplicationStartupHandler.cs

@@ -5,6 +5,14 @@ using System.Text;
 
 namespace umbraco.interfaces
 {
+
+	/// <summary>
+	/// Any class that implements this interface will be instantiated at application startup
+	/// </summary>
+	/// <remarks>
+	/// NOTE: It is not recommended to use this interface and instead use IApplicationEventHandler
+	/// and bind to any custom events in the OnApplicationInitialized method.
+	/// </remarks>
 	public interface IApplicationStartupHandler
     { }
 }