shuttle changes over to sdidev (tests yet unchanged)
add find_index api, document find_catalog and find_catalogs
dont require a 'field' member of column specifications, use css_class instead of cssClass in Python column specification, give the default column spec a proper sorter, don't eagerly default to the name index, add some comments that are questions for ree
add tests for find_index
change the definition of a sorter to something that takes all the args that index.sort might have otherwise, coverage
fix example
bug fix: each column potentially has its own URL/icon
need to take a length snapshot before limiting the number of results via sort, or we dont see the entire listing
add comment
fix bug in ordered folder case