* use OrderList->displayCols array in fid.ini for activation and ordering columns
* configuration is uses for order listing in user and admin view
* restructure templating for best re-usage and less code
* move templates into fid/order directory
* add missing section in fid.ini
* using renderInContext to retain parent's template variables too
* hide empty lines / entries in renderArray-helper for displaying properties of free digitization-on-demand