Update TODO list and remove things that are already done.
git-archimport-id: arch@sommitrealweird.co.uk--2005-desktop/bpgallery--mainline--1.1--patch-4
-* Add in a middle image size, so thumbs -> medium -> full size (and option for
- this)
* Allow a fixed height to be specified instead or as well as a fixed width, in
the latter case, resize to which ever fits the bounding box, but keep the
aspect ratio.
filename.
* Make sure that the tools we require are available (i.e. check that we have
xargs, convert, identify etc)
-* shouldn't fail silently - should check perms before trying to write icons,
- etc.