add experimental script engine XMRengine donated by mrieker (DreamNation) And our Melanie. ***DANGER*** ***TESTONLY*** ***disable HG*** dont leave running when not looking... tp/crossing to Xengine will reset scripts. i do see a few issues but should be testable, so we can decide if we should invest more on it.

OpenSim/Region/ScriptEngine/XMREngine/MonoTaskletsDummy.cs

@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+// Used to build a dummy Mono.Tasklets.dll file when running on Windows
+// Will also work if running with mono, it will just not allow use of
+// the "con" and "mmr" thread models, only "sys" will work.
+
+using System;
+
+namespace Mono.Tasklets {
+    public class Continuation : IDisposable
+    {
+        public Continuation ()
+        {
+            throw new NotSupportedException ("'con' thread model requires mono");
+        }
+        public void Dispose ()
+        { }
+
+        public void Mark ()
+        { }
+
+        public int Store (int state)
+        {
+            return 0;
+        }
+
+        public void Restore (int state)
+        { }
+    }
+}