Don't complain that help is an unknown command

hg

@@ -233,9 +233,10 b' elif cmd == "verify":'
                                                            revisions)
     
 else:
+    if cmd != "help":
+        print "unknown command\n"
+
     print """\
-unknown command
-
  commands:
 
  init                  create a new repository in this directory