Final RC before official stable release.

Added

• Recipes for cooling / heating gels.

• Added a variable mode for AC / Heater, now keeps temperature at a constant 22C.(Uses a lot more fuel in turn the larger the temperature difference is

• Added Heater, uses Coal, Charcoal, and Coal blocks.

• Added Thermometer.

• Fire potions now give heat resistance 6 when active.

Changes

• Bumped Themperature API version

• Changed the ON texture for the air conditioner.

• Removed all tooltips, and now use TemperatureAPI's standardized tooltip.

Bug fixes

• Probably some, forgot.