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diff --git a/OpenSim/Region/Physics/BulletSNPlugin/BSPhysObject.cs b/OpenSim/Region/Physics/BulletSNPlugin/BSPhysObject.cs
deleted file mode 100644
index 689da7f..0000000
--- a/OpenSim/Region/Physics/BulletSNPlugin/BSPhysObject.cs
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@@ -1,346 +0,0 @@
-/*
- * 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 copyrightD
- *       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.
- */
-using System;
-using System.Collections.Generic;
-using System.Text;
-
-using OMV = OpenMetaverse;
-using OpenSim.Framework;
-using OpenSim.Region.Physics.Manager;
-
-namespace OpenSim.Region.Physics.BulletSNPlugin
-{
-/*
- * Class to wrap all objects.
- * The rest of BulletSim doesn't need to keep checking for avatars or prims
- *        unless the difference is significant.
- * 
- *  Variables in the physicsl objects are in three forms:
- *      VariableName: used by the simulator and performs taint operations, etc
- *      RawVariableName: direct reference to the BulletSim storage for the variable value
- *      ForceVariableName: direct reference (store and fetch) to the value in the physics engine.
- *  The last two (and certainly the last one) should be referenced only in taint-time.
- */
-
-/*
- * As of 20121221, the following are the call sequences (going down) for different script physical functions:
- * llApplyImpulse       llApplyRotImpulse           llSetTorque             llSetForce
- * SOP.ApplyImpulse     SOP.ApplyAngularImpulse     SOP.SetAngularImpulse   SOP.SetForce
- * SOG.ApplyImpulse     SOG.ApplyAngularImpulse     SOG.SetAngularImpulse
- * PA.AddForce          PA.AddAngularForce          PA.Torque = v           PA.Force = v
- * BS.ApplyCentralForce BS.ApplyTorque              
- */
-
-public abstract class BSPhysObject : PhysicsActor
-{
-    protected BSPhysObject()
-    {
-    }
-    protected BSPhysObject(BSScene parentScene, uint localID, string name, string typeName)
-    {
-        PhysicsScene = parentScene;
-        LocalID = localID;
-        PhysObjectName = name;
-        TypeName = typeName;
-
-        Linkset = BSLinkset.Factory(PhysicsScene, this);
-        LastAssetBuildFailed = false;
-
-        // Default material type
-        Material = MaterialAttributes.Material.Wood;
-
-        CollisionCollection = new CollisionEventUpdate();
-        SubscribedEventsMs = 0;
-        CollidingStep = 0;
-        CollidingGroundStep = 0;
-    }
-
-    // Tell the object to clean up.
-    public virtual void Destroy()
-    {
-        UnRegisterAllPreStepActions();
-    }
-
-    public BSScene PhysicsScene { get; protected set; }
-    // public override uint LocalID { get; set; } // Use the LocalID definition in PhysicsActor
-    public string PhysObjectName { get; protected set; }
-    public string TypeName { get; protected set; }
-
-    public BSLinkset Linkset { get; set; }
-    public BSLinksetInfo LinksetInfo { get; set; }
-
-    // Return the object mass without calculating it or having side effects
-    public abstract float RawMass { get; }
-    // Set the raw mass but also update physical mass properties (inertia, ...)
-    // 'inWorld' true if the object has already been added to the dynamic world.
-    public abstract void UpdatePhysicalMassProperties(float mass, bool inWorld);
-
-    // The last value calculated for the prim's inertia
-    public OMV.Vector3 Inertia { get; set; }
-
-    // Reference to the physical body (btCollisionObject) of this object
-    public BulletBody PhysBody;
-    // Reference to the physical shape (btCollisionShape) of this object
-    public BulletShape PhysShape;
-
-    // 'true' if the mesh's underlying asset failed to build.
-    // This will keep us from looping after the first time the build failed.
-    public bool LastAssetBuildFailed { get; set; }
-
-    // The objects base shape information. Null if not a prim type shape.
-    public PrimitiveBaseShape BaseShape { get; protected set; }
-    // Some types of objects have preferred physical representations.
-    // Returns SHAPE_UNKNOWN if there is no preference.
-    public virtual BSPhysicsShapeType PreferredPhysicalShape
-    {
-        get { return BSPhysicsShapeType.SHAPE_UNKNOWN; }
-    }
-
-    // When the physical properties are updated, an EntityProperty holds the update values.
-    // Keep the current and last EntityProperties to enable computation of differences
-    //      between the current update and the previous values.
-    public EntityProperties CurrentEntityProperties { get; set; }
-    public EntityProperties LastEntityProperties { get; set; }
-
-    public virtual OMV.Vector3 Scale { get; set; }
-    public abstract bool IsSolid { get; }
-    public abstract bool IsStatic { get; }
-
-    // Materialness
-    public MaterialAttributes.Material Material { get; private set; }
-    public override void SetMaterial(int material)
-    {
-        Material = (MaterialAttributes.Material)material;
-    }
-
-    // Stop all physical motion.
-    public abstract void ZeroMotion(bool inTaintTime);
-    public abstract void ZeroAngularMotion(bool inTaintTime);
-
-    // Step the vehicle simulation for this object. A NOOP if the vehicle was not configured.
-    public virtual void StepVehicle(float timeStep) { }
-
-    // Update the physical location and motion of the object. Called with data from Bullet.
-    public abstract void UpdateProperties(EntityProperties entprop);
-
-    public abstract OMV.Vector3 RawPosition { get; set; }
-    public abstract OMV.Vector3 ForcePosition { get; set; }
-
-    public abstract OMV.Quaternion RawOrientation { get; set; }
-    public abstract OMV.Quaternion ForceOrientation { get; set; }
-
-    // The system is telling us the velocity it wants to move at.
-    // protected OMV.Vector3 m_targetVelocity;  // use the definition in PhysicsActor
-    public override OMV.Vector3 TargetVelocity
-    {
-        get { return m_targetVelocity; }
-        set
-        {
-            m_targetVelocity = value;
-            Velocity = value;
-        }
-    }
-    public abstract OMV.Vector3 ForceVelocity { get; set; }
-
-    public abstract OMV.Vector3 ForceRotationalVelocity { get; set; }
-
-    public abstract float ForceBuoyancy { get; set; }
-
-    public virtual bool ForceBodyShapeRebuild(bool inTaintTime) { return false; }
-
-    #region Collisions
-
-    // Requested number of milliseconds between collision events. Zero means disabled.
-    protected int SubscribedEventsMs { get; set; }
-    // Given subscription, the time that a collision may be passed up
-    protected int NextCollisionOkTime { get; set; }
-    // The simulation step that last had a collision
-    protected long CollidingStep { get; set; }
-    // The simulation step that last had a collision with the ground
-    protected long CollidingGroundStep { get; set; }
-    // The collision flags we think are set in Bullet
-    protected CollisionFlags CurrentCollisionFlags { get; set; }
-
-    // The collisions that have been collected this tick
-    protected CollisionEventUpdate CollisionCollection;
-
-    // The simulation step is telling this object about a collision.
-    // Return 'true' if a collision was processed and should be sent up.
-    // Called at taint time from within the Step() function
-    public virtual bool Collide(uint collidingWith, BSPhysObject collidee,
-                    OMV.Vector3 contactPoint, OMV.Vector3 contactNormal, float pentrationDepth)
-    {
-        bool ret = false;
-
-        // The following lines make IsColliding() and IsCollidingGround() work
-        CollidingStep = PhysicsScene.SimulationStep;
-        if (collidingWith <= PhysicsScene.TerrainManager.HighestTerrainID)
-        {
-            CollidingGroundStep = PhysicsScene.SimulationStep;
-        }
-
-        // prims in the same linkset cannot collide with each other
-        if (collidee != null && (this.Linkset.LinksetID == collidee.Linkset.LinksetID))
-        {
-            return ret;
-        }
-
-        // if someone has subscribed for collision events....
-        if (SubscribedEvents()) {
-            CollisionCollection.AddCollider(collidingWith, new ContactPoint(contactPoint, contactNormal, pentrationDepth));
-            DetailLog("{0},{1}.Collison.AddCollider,call,with={2},point={3},normal={4},depth={5}",
-                            LocalID, TypeName, collidingWith, contactPoint, contactNormal, pentrationDepth);
-
-            ret = true;
-        }
-        return ret;
-    }
-
-    // Send the collected collisions into the simulator.
-    // Called at taint time from within the Step() function thus no locking problems
-    //      with CollisionCollection and ObjectsWithNoMoreCollisions.
-    // Return 'true' if there were some actual collisions passed up
-    public virtual bool SendCollisions()
-    {
-        bool ret = true;
-        // If the 'no collision' call, force it to happen right now so quick collision_end
-        bool force = (CollisionCollection.Count == 0);
-
-        // throttle the collisions to the number of milliseconds specified in the subscription
-        if (force || (PhysicsScene.SimulationNowTime >= NextCollisionOkTime))
-        {
-            NextCollisionOkTime = PhysicsScene.SimulationNowTime + SubscribedEventsMs;
-
-            // We are called if we previously had collisions. If there are no collisions
-            //   this time, send up one last empty event so OpenSim can sense collision end.
-            if (CollisionCollection.Count == 0)
-            {
-                // If I have no collisions this time, remove me from the list of objects with collisions.
-                ret = false;
-            }
-
-            // DetailLog("{0},{1}.SendCollisionUpdate,call,numCollisions={2}", LocalID, TypeName, CollisionCollection.Count);
-            base.SendCollisionUpdate(CollisionCollection);
-
-            // The CollisionCollection instance is passed around in the simulator.
-            // Make sure we don't have a handle to that one and that a new one is used for next time.
-            //    This fixes an interesting 'gotcha'. If we call CollisionCollection.Clear() here, 
-            //    a race condition is created for the other users of this instance.
-            CollisionCollection = new CollisionEventUpdate();
-        }
-        return ret;
-    }
-
-    // Subscribe for collision events.
-    // Parameter is the millisecond rate the caller wishes collision events to occur.
-    public override void SubscribeEvents(int ms) {
-        // DetailLog("{0},{1}.SubscribeEvents,subscribing,ms={2}", LocalID, TypeName, ms);
-        SubscribedEventsMs = ms;
-        if (ms > 0)
-        {
-            // make sure first collision happens
-            NextCollisionOkTime = Util.EnvironmentTickCountSubtract(SubscribedEventsMs);
-
-            PhysicsScene.TaintedObject(TypeName+".SubscribeEvents", delegate()
-            {
-                if (PhysBody.HasPhysicalBody)
-                    CurrentCollisionFlags = BulletSimAPI.AddToCollisionFlags2(PhysBody.ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
-            });
-        }
-        else
-        {
-            // Subscribing for zero or less is the same as unsubscribing
-            UnSubscribeEvents();
-        }
-    }
-    public override void UnSubscribeEvents() {
-        // DetailLog("{0},{1}.UnSubscribeEvents,unsubscribing", LocalID, TypeName);
-        SubscribedEventsMs = 0;
-        PhysicsScene.TaintedObject(TypeName+".UnSubscribeEvents", delegate()
-        {
-            // Make sure there is a body there because sometimes destruction happens in an un-ideal order.
-            if (PhysBody.HasPhysicalBody)
-                CurrentCollisionFlags = BulletSimAPI.RemoveFromCollisionFlags2(PhysBody.ptr, CollisionFlags.BS_SUBSCRIBE_COLLISION_EVENTS);
-        });
-    }
-    // Return 'true' if the simulator wants collision events
-    public override bool SubscribedEvents() {
-        return (SubscribedEventsMs > 0);
-    }
-
-    #endregion // Collisions
-
-    #region Per Simulation Step actions
-    // There are some actions that must be performed for a physical object before each simulation step.
-    // These actions are optional so, rather than scanning all the physical objects and asking them
-    //     if they have anything to do, a physical object registers for an event call before the step is performed.
-    // This bookkeeping makes it easy to add, remove and clean up after all these registrations.
-    private Dictionary<string, BSScene.PreStepAction> RegisteredActions = new Dictionary<string, BSScene.PreStepAction>();
-    protected void RegisterPreStepAction(string op, uint id, BSScene.PreStepAction actn)
-    {
-        string identifier = op + "-" + id.ToString();
-        RegisteredActions[identifier] = actn;
-        PhysicsScene.BeforeStep += actn;
-        DetailLog("{0},BSPhysObject.RegisterPreStepAction,id={1}", LocalID, identifier);
-    }
-
-    // Unregister a pre step action. Safe to call if the action has not been registered.
-    protected void UnRegisterPreStepAction(string op, uint id)
-    {
-        string identifier = op + "-" + id.ToString();
-        bool removed = false;
-        if (RegisteredActions.ContainsKey(identifier))
-        {
-            PhysicsScene.BeforeStep -= RegisteredActions[identifier];
-            RegisteredActions.Remove(identifier);
-            removed = true;
-        }
-        DetailLog("{0},BSPhysObject.UnRegisterPreStepAction,id={1},removed={2}", LocalID, identifier, removed);
-    }
-
-    protected void UnRegisterAllPreStepActions()
-    {
-        foreach (KeyValuePair<string, BSScene.PreStepAction> kvp in RegisteredActions)
-        {
-            PhysicsScene.BeforeStep -= kvp.Value;
-        }
-        RegisteredActions.Clear();
-        DetailLog("{0},BSPhysObject.UnRegisterAllPreStepActions,", LocalID);
-    }
-
-    
-    #endregion // Per Simulation Step actions
-
-    // High performance detailed logging routine used by the physical objects.
-    protected void DetailLog(string msg, params Object[] args)
-    {
-        if (PhysicsScene.PhysicsLogging.Enabled)
-            PhysicsScene.DetailLog(msg, args);
-    }
-
-}
-}