Add hibernate to Power Entity

[infeeeee]

Idea from #94

Windows command:

%windir%\System32\rundll32.exe powrprof.dll,SetSuspendState Hibernate

Source: https://superuser.com/questions/463646/is-there-a-command-line-tool-to-put-windows-8-to-sleep/463652#463652

Linux command:

systemctl hibernate

[richibrics]

Sure I agree, I though the same while reading the discussion