Added some conditionality to make Wetlands support compatible with both the old and the new version.

- Added support for new Swamp feature. Väinö Auer now grants Science from Swamps in addition to Marsh.
- Eva Dickson's ability description now changes properly if Savannah mod is active.

Savannah compatibility fixed

Fixed Savannah compatibility.

Fixed every tile being highlighted when selecting Roald Amundsen

Compatibility Support
- Updated support for District Expansions, integrating new building type IDs
- Added preliminary compatibility for yet unreleased Savannah mod