Add /clear for clearing the chat box.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@500 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/micasa/client/ChatPanel.java

@@ -1,5 +1,5 @@
 //
-// $Id: ChatPanel.java,v 1.5 2001/10/18 20:52:58 mdb Exp $
+// $Id: ChatPanel.java,v 1.6 2001/10/18 23:10:32 mdb Exp $
 
 package com.threerings.micasa.client;
 
@@ -167,6 +167,10 @@ public class ChatPanel
             // request to send this text as a tell message
             _chatdtr.requestTell(username, message);
 
+        } else if (text.startsWith("/clear")) {
+            // clear the chat box
+            _text.setText("");
+
         } else {
             // request to send this text as a chat message
             _chatdtr.requestSpeak(text);