Dont show the images if the dir is not writable

Signed-off-by: Suki <suki@missallsunday.com>
Call to deleteBy needs a column param

Signed-off-by: Suki <suki@missallsunday.com>
It works but is not pretty :(

Signed-off-by: Suki <suki@missallsunday.com>