minor: add some more documentation for IHttpServer.AddHTTPHandler() to tell the caller that the best match for an incoming request URI is invoked

OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs

@@ -203,7 +203,6 @@ namespace OpenSim.Framework.Servers.HttpServer
                 {
                     m_pollHandlers.Add(methodName,args);
                     pollHandlerResult = true;                    
-                    
                 }
             }
             
@@ -211,7 +210,6 @@ namespace OpenSim.Framework.Servers.HttpServer
                 return AddHTTPHandler(methodName, handler);
 
             return false;            
-            
         }
 
         // Note that the agent string is provided simply to differentiate

OpenSim/Framework/Servers/HttpServer/Interfaces/IHttpServer.cs

@@ -47,7 +47,7 @@ namespace OpenSim.Framework.Servers.HttpServer
         bool AddAgentHandler(string agent, IHttpAgentHandler handler);
         
         /// <summary>
-        /// Add a handler for an HTTP request
+        /// Add a handler for an HTTP request.
         /// </summary>
         /// 
         /// This handler can actually be invoked either as 
@@ -67,6 +67,10 @@ namespace OpenSim.Framework.Servers.HttpServer
         /// 
         /// http://localhost:9000/object/
         ///
+        /// In addition, the handler invoked by the HTTP server for any request is the one when best matches the request
+        /// URI.  So if a handler for "/myapp/" is registered and a request for "/myapp/page" is received, then
+        /// the "/myapp/" handler is invoked if no "/myapp/page" handler exists.
+        /// 
         /// <param name="methodName"></param>
         /// <param name="handler"></param>
         /// <returns>