admin - fix bug in public files interface
admin - fix bug in public files interface

Delete was not working.
File list wasn't updating after 'add'.

campuscolors/campuscolors,CommerceRack/anycommerce,speedaddictcycles/speedaddictcycles,speedaddictcycles/speedaddictcycles,sportsworldchicago/app.sportsworldchicago.com---AnyCommerce-Development,CommerceRack/anycommerce,sportsworldchicago/app.sportsworldchicago.com---AnyCommerce-Development,campuscolors/campuscolors,campuscolors/campuscolors,CommerceRack/anycommerce,speedaddictcycles/speedaddictcycles