Backed out
changeset 6c0cf6b9eff8. Scripters should be prepared for nil and pretending the gear exists would cause more pain
foreach(dir
Fonts
Forts
Graphics
Locale
Maps
Missions
Music
Names
Scripts
Sounds
Themes
misc
)
add_subdirectory(${dir})
endforeach(dir)
if(${GL2})
add_subdirectory(Shaders)
endif(${GL2})