README to markdown
first pass at configurable select-style facet limits on form; NOT done yet, turns out different params style is needed to accomodate select, bah
better comments
link to chosen.js
proper signature for params_for_search
new way of storing f_inclusive in params

More compatible with an html  style input for chosen.js too.
redirect for old style f_inclusive params
add count to adv search form facets_as_select