Creates w1_master_attribute_* attributes and 2 routings to control them:
        w1_create_master_attributes() and w1_destroy_master_attributes().

Timeout unit was changed from jiffies to seconds.
Signed-off-by: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>