Another update to the way usage messages are done by Evin Robertson

<nitfol@my-deja.com>, which makes things just a little bit smaller, but makes
usage.h more readable/maintainable IMHO.
 -Erik

usage.c

@@ -1,2 +1,10 @@
-#define USAGE_MESSAGES
+#include "busybox.h"
+
+const char usage_messages[] =
+
+#define MAKE_USAGE
 #include "usage.h"
+
+#include "applets.h"
+
+;