* Implements Microthreading for MRM scripting.

* This is achieved through two new keywords "microthreaded" and "relax". example:
public microthreaded void MyFunc(...) {
  ...
  relax;
  ...
}

OpenSim/Region/OptionalModules/Scripting/Minimodule/MicroScheduler.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Text;
+using OpenSim.Region.OptionalModules.Scripting.Minimodule.Interfaces;
+
+namespace OpenSim.Region.OptionalModules.Scripting.Minimodule
+{
+    public class MicroScheduler : IMicrothreader 
+    {
+        private readonly List<IEnumerator> m_threads = new List<IEnumerator>();
+
+        public void Run(IEnumerable microthread)
+        {
+            lock (m_threads)
+                m_threads.Add(microthread.GetEnumerator());
+        }
+
+        public void Tick(int count)
+        {
+            lock (m_threads)
+            {
+                if(m_threads.Count == 0)
+                    return;
+
+                int i = 0;
+                while (m_threads.Count > 0 && i < count)
+                {
+                    i++;
+                    bool running = m_threads[i%m_threads.Count].MoveNext();
+
+                    if (!running)
+                        m_threads.Remove(m_threads[i%m_threads.Count]);
+                }
+            }
+        }
+    }
+}