4.16.3
Ruleset validation: Hide performance suggestions from users, they're now mod-checker only
Maintenance for improved Code quality
Prevent wrong multiplicators when using the 'for every [countable]' Unique in complex ways
Resolved - City states don't get continually researchable techs automatically
By SomeTroglodyte:
- Map editor save/load now support the PgUp/PgDown keyboard keys
- Improve validation of Countables
- Fix NullPointerException from Countables evaluation