Cleaned up the Japanese and Chinese localization entries that have been translated.

Fixed missing German localization.
Code tweaks.

Fixed War-torn not creating its dig site.

Tweak: the tomb of dead whales world will get the terraforming candidate modifier after completing the dig site.

Coprean Constitution hotfix.

Updated to Stellaris 3.12.
Added a new Precursor story: The Shaded Empire. This is a mid-game challenging event.
Fixed a lot of bugs and localization issues.
This mod now edits some game rules and triggers, the Merger of Rules is recommended.

Fixed a code typo.
Integrated abandoned German (by Kucige) and Korean (by ROMANIANOPOLS) translations back into the mod.

Fixed gestalt councilor creation.

Tweaking some next step conditions.

Added missing localization for the surviving infrastructure modifier.