Move files that we depended on in app-old. We should look at eliminating
some or all of what is in these files.
Fix link to thumbnails.
Remove size reference.
Define tagsCount()
Code cleanup.
Don't show notes. Fix additional properties prompt since there are none.
Process only shows existing machines.

Tell user if they have no files.
Production site dump.
Reference project name in edit.
provenance submit added mcapi
Provenance changes.
submit step push
uncomment
Enable provenance submit on front end and resolve bugs from data model
and expectation changes.
Go to project over page when done with provenance work.
datafile provenance
Merge branch 'prov-submit-step' of github.com:prisms-center/materialscommons.org into prov-submit-step
Merge branch 'prov-submit-step' into current-sprint
test
data page prove changes