Adds /furnace2 command, the first implementation of an actual VIRTUAL furnace. This will need user feedback, cooking time is halved with this furnace to encourage use.

Adds some basic world guard protection, but also dependency.

+ Added world guard integrations and support.

╫ Adds Spigot Update Checker to inform of updates

✔ Fixes Bstats to correctly track and report. - https://bstats.org/plugin/bukkit/TreeboTrunks