Revert "perf: Compute 'missing from minimum' stats only when necessary"

perf: Compute 'missing from minimum' stats only when necessary

Fixed Civilopedia not showing non-unique buildings and units on techs

UI: Show terrain icons in text

UI: Fade in newly-explored tiles

Improvement uniqueTo can apply to civ *filters*

Unit uniqueTo can apply to civ *filters*

Building uniqueTo can apply to civ *filters*

Fixed tests

Added "don't spread religion to us" demand

Hopefully fixed commit parsing

AI changes  - By EmperorPinguin