Add ScheduledTask examination and collection

[theflakes]

This may require using COM, at least it did with PowerShell.

Field names: timestamp device_domain device_name default_hash task_path name status enabled account_domain account_name next_run last_run last_result description run_as_domain run_as_account logon_mode hidden priority path command_line (path to binary to execute + arguments) start_in logon_trigger