bbswitch: Add version and author macros

bbswitch.c

@@ -13,6 +13,8 @@
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Toggle the discrete graphics card");
+MODULE_AUTHOR("Peter Lekensteyn <lekensteyn@gmail.com>");
+MODULE_VERSION("0.1");
 
 extern struct proc_dir_entry *acpi_root_dir;