added upload file obj; moved visual file to upload file; updated views to use new upload file
first stage of form is working; showing image crop is working
removed image uploads
added crop fields to table so if edit thumbnail the existing area is highlighted; saving of croping of image now works
removed peradi list of url names
finished form with new upload file object
moved dataset file to upload file obj; updated models; updated show page
moved dataset into own dataset obj
renamed upload_files to image_files
got the interactive process to work with the new image file obj
added upload_file obj back so migrations work; hid language selector in form - not ready yet