Fixed Underminer combat.

Made recruitment cheaper, added strip mines, improved Ratcatcher and Underminer combat capabilities. Will stop tweaking so much from this point onward.

Added missing Kommissar commander recruitment.

Removed "nocombat" tag from Waste Plough and Minelayer, allowing proper selection on campaign map.

Fixed Kommissar Recruitment.

- Added Teknokrat, Kommissar, Stormbrood, Underminer, Doomsday Konskript, Tox Automaton, Gunnery Automaton, and Ratcatcher.

- Added "Age of Waste" Endgame.

- Moved start location underground.

- Tweaked balance and economy.

Tweaked recruitment.