* src/stf-parse.c (compare_terminator) : return the byte
          length of the used terminator
        (stf_parse_paresoptions_new): initialize the string indicator
          to our default
        (stf_parse_next_token): pass all parse options, check also for
          separators and terminators
        (stf_parse_options_csv_set_stringindicator): the string
          indicator could be a non-ascii character
        (stf_parse_csv_cell): use the type information returned by
          stf_parse_next_token
        (stf_parse_eat_separators): Don't eat null bytes.
        (stf_parse_get_rowcount): use stf_parse_next_token to avoid
          counting in-string newlines
        * src/stf-parse.h (stf_parse_next_token): pass all parse
          options
        (stf_parse_options_csv_set_stringindicator): the string
          indicator could be a non-ascii character
        * src/stf.c

        * dialog-stf-csv-page.c (csv_page_global_change): the string
          indicator could be multibyte
        * alog-stf-export.glade: replace Charset label to be consistent
          with import dialog