Optimization Update (v1.4.0)

The game has been updated to version 1.4.0 for optimization of system requirements. [list] [*]Background models have been replaced with ones that use fewer polygons. [*]Shaders have been adjusted to reduce graphic costs. [*]The shadow setting has been replaced with overall graphic settings. This setting adjusts the quality of foliage, shadows, textures, and more. [*]Anti-aliasing options have been added. [/list]