Heat Bar for Metals

Allows the player to see the heat of the item without using the tooltip,
also workable, weldable and danger have there own part of the bar so you
can see the state when in the Anvil GUI Interface etc.
Heat Bar added to Soil Item

Added heat bar to soil item so that when sand is heated to make glass,
the heat bar is seen.
Merge remote-tracking branch 'origin/HeatBarMetal'