* Minor MRM Cleanup

* Interfaces now live in Interfaces subdirectory. 
* Namespace does not yet reflect this change.
* Final namespace for MRMs will probably sit somewhere around OpenSim.Extend.MRM[?]

OpenSim/Region/OptionalModules/Scripting/Minimodule/Interfaces/IGraphics.cs

@@ -0,0 +1,12 @@
+using System.Drawing;
+using OpenMetaverse;
+
+namespace OpenSim.Region.OptionalModules.Scripting.Minimodule
+{
+    public interface IGraphics
+    {
+        UUID SaveBitmap(Bitmap data);
+        UUID SaveBitmap(Bitmap data, bool lossless, bool temporary);
+        Bitmap LoadBitmap(UUID assetID);
+    }
+}