add homepage

package/busybox/Config.in

@@ -1,5 +1,3 @@
-#
-
 config BR2_PACKAGE_BUSYBOX
 	bool "busybox"
 	default y
@@ -7,6 +5,8 @@ config BR2_PACKAGE_BUSYBOX
 	  The Swiss Army Knife of embedded Linux.  It slices, it dices, it
 	  makes Julian Fries.
 
+	  http://busybox.net/
+
 	  Most people will answer Y.
 
 config BR2_PACKAGE_BUSYBOX_SNAPSHOT