Add tests for CobeStemmer.stem_nonword
Add tests for CobeStemmer.stem_nonword

wodim/cobe-ng,DarkMio/cobe,LeMagnesium/cobe,meska/cobe,wodim/cobe-ng,DarkMio/cobe,meska/cobe,pteichman/cobe,LeMagnesium/cobe,pteichman/cobe,tiagochiavericosta/cobe,tiagochiavericosta/cobe