Generalize decomposition of rhotic vowels
Generalize decomposition of rhotic vowels

Also work around an unrelated category problem in Unicode 5.1.

google/language-resources,googlei18n/language-resources,googlei18n/language-resources,google/language-resources,google/language-resources,google/language-resources,googlei18n/language-resources,googlei18n/language-resources,google/language-resources,googlei18n/language-resources,googlei18n/language-resources,google/language-resources