Update Watchdog.php

fix: change the ask nicely kill to use SIGTERM

Update Watchdog.php

fix: terrible error resets watchdog every time!

fix: watchdog ignores case when no processes running

Update Watchdog.php

Update README.md

add: clearer restart message

add: list of watch files will be checked and process restarted if any…

… change

Update wrapper.php

use the watchdog log format, log at INFO level