2013-03-07-08.48.16: src/lib/regex/glue/regular-expression-matcher.api:  For clarity renamed  find_first_group -> find_first_match_to_ith_group,   find_first -> find_first_match_to_regex,  find_first_groups_all -> find_first_match_to_regex_and_return_all_groups,  find_all_group -> find_all_matches_to_regex_and_return_values_of_ith_group,  find_all -> find_all_matches_to_regex, find_all_groups_all -> find_all_matches_to_regex_and_return_all_values_of_all_groups