Changed alternative() semantics: all but sequence.t OK
Changed alternative() semantics: all but sequence.t OK

jeffreykegler/kollos,jeffreykegler/kollos,jeffreykegler/kollos,jeffreykegler/libmarpa,jeffreykegler/kollos,jeffreykegler/libmarpa,pczarn/kollos,jeffreykegler/libmarpa,jeffreykegler/libmarpa,pczarn/kollos,pczarn/kollos,jeffreykegler/libmarpa,pczarn/kollos,jeffreykegler/kollos,pczarn/kollos