[expand] fixing case where too many permutations were getting added for longer strings due to the new-ish ordinal suffix handling, using string_tree_num_tokens instead of string_tree_num_strings throughout to check for previously added words, using new is_likely_roman_numeral API
[expand] fixing case where too many permutations were getting added for longer strings due to the new-ish ordinal suffix handling, using string_tree_num_tokens instead of string_tree_num_strings throughout to check for previously added words, using new is_likely_roman_numeral API

openvenues/libpostal,openvenues/libpostal,openvenues/libpostal,openvenues/libpostal