The only files it overwrites are the battlefield and stratmap borders, which can be reverted with one of the minor fixes listed at the top. Here's the exact files:
Code:
data\TERRAIN\AERIAL_MAP\INDICATORS\region_borders_general.tga
data\TERRAIN\AERIAL_MAP\INDICATORS\region_borders_general.tga.dds
data\TERRAIN\AERIAL_MAP\INDICATORS\region_borders_main_colour.tga
data\TERRAIN\AERIAL_MAP\INDICATORS\region_borders_main_colour.tga.dds
data\TERRAIN\AERIAL_MAP\INDICATORS\region_borders_primary.tga
data\TERRAIN\AERIAL_MAP\INDICATORS\region_borders_primary.tga.dds
data\TERRAIN\AERIAL_MAP\INDICATORS\region_borders_secondary.tga
data\TERRAIN\AERIAL_MAP\INDICATORS\region_borders_secondary.tga.dds
data\TERRAIN\AERIAL_MAP\INDICATORS\region_borders_secondary_colour.tga
data\TERRAIN\AERIAL_MAP\INDICATORS\region_borders_secondary_colour.tga.dds
data\textures\battlefield_border.tga
data\textures\battlefield_border.tga.dds
data\textures\battlefield_border.tga.tga
~Jirisys ()