Fixed a duplicate param tag added in previous commit

git-svn-id: http://libopenmetaverse.googlecode.com/svn/libopenmetaverse/trunk@3237 52acb1d6-8a22-11de-b505-999d5b087335

OpenMetaverse/ObjectManager.cs

@@ -3026,10 +3026,9 @@ namespace OpenMetaverse
         /// </summary>
         /// <param name="simulator">The simulator the object originated from</param>
         /// <param name="prim">The Primitive</param>
-        /// <param name="isNew">true if this is the first tie we see the prim</param>
-        /// <param name="isAttachment">true if the primitive represents an attachment to an agent</param>
         /// <param name="timeDilation">The simulator time dilation</param>
         /// <param name="isNew">The prim was not in the dictionary before this update</param>
+        /// <param name="isAttachment">true if the primitive represents an attachment to an agent</param>
         public PrimEventArgs(Simulator simulator, Primitive prim, ushort timeDilation, bool isNew, bool isAttachment)
         {
             this.m_Simulator = simulator;