added sort by any combination of swish-e fields which are defined by
[webpac] / template_html /
drwxr-xr-x   ..
-rw-r--r-- 820 README
-rw-r--r-- 1036 index_res.html
-rw-r--r-- 145 no_index.html
-rw-r--r-- 3513 results.html
-rw-r--r-- 9811 search.html