Thermo Update

Added temperature.
Added aggregate states to dots.
Added thermal conduction.
Added thermal vision.
Added the void to spawner materials.
Added weight loss for warmer materials, upon state change.
Added tool to manipulate temperature of dots.
Added keybinds to change tickrate.
Added arg "-temperature".
Added preview for tool hoverzone.
Added tool tile bg.
Changed code structure, improving performance.
Changed liquid and gas stack collapsing to not ignore grains anymore.
Fixed clicks on world's first col and row not doing anything.
Fixed grain stack collapsing bias.
Fixed improper dot clear on chemical reactions and erasing.
Fixed phys updates going from left to right instead of bottom to top.