bump hp-blob to rev 3713:

Changelog:
- HP-Network-Manager
- New NetworkManagerStub for HP 2.
- Updated DF-Service DH path.
- New backup scripts.
-- Creates symlink to config dir.
-- Doesn't reboot anymore. Instead it just restarts all the services.
- HP starts child processes separately using daemon-tools.
- New language files.

Consistency user change behavior
execute user environment when starting xbmc