4.5.1
Introduced unit triggers!
Added triggered uniques to grant specific tech / policy
Civilopedia does not crash when displaying techs on fresh start
'upon declaring friendship' triggers for both sides
all unpillagable improvements are not destroyed by 'destroy improvements' unique
By SomeTroglodyte:
- Fix broken random nations pool
- City screen displays "free" tile yields undimmed
AbsoluteUnits - Chu-Ko-Nu, Longbowman, Crossbowman v2 - By letstalkaboutdune