5435 libbe_py should export global_active boot environment property
Reviewed by: Josef 'Jeff' Sipek <josef.sipek@nexenta.com>
Reviewed by: Andy Stormont <astormont@racktopsystems.com>
Reviewed by: Igor Kozhukhov <ikozhukhov@gmail.com>
Reviewed by: Alexander Eremin <a.eremin@nexenta.com>
Approved by: Dan McDonald <danmcd@omniti.com>