Additions
- ammo factory building to supply redium towers with special ammo
- crowssbow/minethrower/minigun do alternative more powerful attacks when supplied with special ammo
- redium radar, shows colored dots to identify enemy types
- post encounter screen shows used/received text in the mining kit section to cause less confusing what these numbers mean
- marking that shows a building was placed on a tile, showing the tile is occupied before the build animation started

Changes
- crossbow less damage (12.6 -> 10)
- minethrower less damage (25 -> 20)
- minigun less damage (10 -> 8)
- voltite radar is cheaper to build (15/10 -> 5/10)

Bugfixes
- mouse position was calculated wrongly on window aspect ratios more narrow than 16:9
- proper logging to a log file
- option to disable decal rendering