++ terrain modifications (available for gold)
++ added canyons and rivers
++ added swamps and deserts
+ difficulty adjustment: resources at the beginning of the game
+ new game: cancel the selection of resources at the beginning
+ increase the walking speed of soldiers (especially in winter), adjustment of the effect of fatigue
+ decrease the number of barbarian castles
+ display of road construction costs
+ "clay" resource removed
!+ fixed the position of the walls
!+ bridge function fixed
!+ revised building roof texture colors (some are too light)
!+ revised saved textures