CocoMUD client

For the time being, macros are simple: a connection between a key press and a command sent to the server. It would be more appropriate to have a macro led to SharpScript, able to not only send commands, but display messages with variables in them and do more complex things.

As it is, however, it's important macros remain simple to configure. Some users are taken aback by the SharpScript editor, finding it too complicated, and for macros, what most people want is to link a shortcut with a command, no more or less.