Folder structure

Mod folder structure All of these are optional
 * Mods main directory
 * gfx
 * icons
 * skins
 * races
 * resources

Vanilla folder structure
 * SongsOfTheEons_Data/StreamingAssets
 * common
 * lua
 * gfx
 * icons
 * skins
 * terrain
 * mods
 * planets
 * ui
 * debug
 * main_menu
 * world_presets
 * worlds