* - applySort($au, $sortcol, $direction)
* - applyFilters($_REQUEST, $authUser) -- apply any query filters on data. and hide stuff not to be seen.
* - postListExtra - add extra column data on the results (like new messages etc.)
* - applySort($au, $sortcol, $direction)
* - applyFilters($_REQUEST, $authUser) -- apply any query filters on data. and hide stuff not to be seen.
* - postListExtra - add extra column data on the results (like new messages etc.)