Starting work on new import dialog
Remaking CSS files

to get rid of --yui-compress flag, which makes development harder :(
Cancel button now closes dialog
More work on new import dialog
Step 2 of new import flow
Finished first cut of new import dialog

with successful end-to-end test on a couple of previously working files.
I'm going to try it out on a couple of user-submitted files to see if
those work...
Removing redundant step3-related CSS