Just click on these links and you can download both MakeOver addons for free. The main MakeOver addon changes all the units' skins as well as the sounds of their weapons:
On the other hand, the Urban Camo addon makes all GLA units have an urban/snow camouflage pattern. Additionally, it replaces the default map textures with winter textures in order to make the maps suit the camouflage more:
Have fun!
GrandMaztahAce