changed return type of dbd_quote_string(), dbd_conn_quote_string(); dbd_quote_binary to size_t; added _dbd_quote_chars(), _dbd_encode_binary(), _dbd_decode_binary()
changed return type of dbd_quote_string(), dbd_conn_quote_string(); dbd_quote_binary to size_t; added _dbd_quote_chars(), _dbd_encode_binary(), _dbd_decode_binary()

bazsi/libdbi,bazsi/libdbi,bazsi/libdbi