Made thread public to shut down.

To avoid crash on server shutdown, where the HTTP Server keeps trying
to accept to connections from a closed socket.
Added more stats

Hunger, Current world, Item in hand, IP and scoreboard objectives
unless disabled in config.yml
Updated version.
Added default value and fixed crash

Made the accept thread stop to fix crash on server close;
Added config option to disable scoreboard objectives showing up on
player info page.