Replace the console for all OpenSim apps with a new console featuring command

line editing, context sensitive help (press ? at any time), command line
history, a new plugin command system and new appender features thet let you
type while the console is scrolling. Seamlessly integrates the ICommander
interfaces.

OpenSim/Region/Framework/Interfaces/ICommand.cs

@@ -46,5 +46,6 @@ namespace OpenSim.Region.Framework.Interfaces
 
         void Run(object[] args);
         void ShowConsoleHelp();
+        string ShortHelp();
     }
 }