Create ntp_status.widget.php

Dedicated widget which has a javascript clock showing the server time accurately, and based on NTP's running state displays information about sync source, GPS state etc. It refreshes contents every minute, without reloading the entire page.
Update ntp_status.widget.php

Updated errorneous paths. Sorry.
Update ntp_status.widget.php

fixed tail path
Merge pull request #938 from nagyrobi/patch-12

Create ntp_status.widget.php