Refactor RBNF test to modularize them and speed them up
Refactor RBNF test to modularize them and speed them up

geosub/twitter-cldr-js,twitter/twitter-cldr-js,geosub/twitter-cldr-js,twitter/twitter-cldr-js,radzinzki/twitter-cldr-js,radzinzki/twitter-cldr-js