pngcrush the new 2x previews. This "make the preview look a bit crisper at same size in iphone 4" is now costing us 2,916,716 bytes

if(WIN32 AND NOT UNIX)
	file(GLOB DLLs *.dll)
	
	install(FILES
		${DLLs}
		DESTINATION bin)
endif(WIN32 AND NOT UNIX)