New debug scheme with explicit debug channels declaration.

diff --git a/controls/menu.c b/controls/menu.c
index 85d1acf..abfddaa 100644
--- a/controls/menu.c
+++ b/controls/menu.c
@@ -32,6 +32,8 @@
 
 #include "debug.h"
 
+DEFAULT_DEBUG_CHANNEL(menu)
+
 
 /* internal popup menu window messages */