Handle an instance of feature text being None.
Handle an instance of feature text being None.

daltonmaag/ufo2fdk,moyogo/ufo2fdk,benkiel/ufo2fdk,typemytype/ufo2fdk,adrientetar/ufo2fdk,googlefonts/ufo2ft,typesupply/ufo2fdk,jamesgk/ufo2ft,jamesgk/ufo2fdk,bitforks/ufo2fdk,moyogo/ufo2ft,googlei18n/ufo2ft,anthrotype/ufo2fdk