code restructuring along with:
v1.2.3
• Rework of 'quest buildings' that appear on islands.
• Fixed stutter when loading certain maps, such as swamp.
• Various new player-friendly visual renderings.
• Mod prepared for translation into other languages.
• Expanded Gourmet's sense of taste.
- biters produced per unit of pollution produced by vanilla methods now scales with difficulty
- fuel cost of major upgrades decreased
- coin reward from killing spitters doubled