Changed "Thanks,
VerifyInvestor.com" signature in emails.
Added final versions of officer certificate PDFs.
Switched user email inputs to email type.
Single-document uploaders all set.
Added "blacked out" flag to single file uploaders.
Multiple document uploader!
Finished ind 2, ent 1, and ent 3.

Have to add `collection_title` now. Only ones remaining are ind 1, ind 3, and ent 7.
ent1 and ent2 now support `collection_title`.

Make sure to do the `each` loop properly, and check `data-collection-title` and `data-path` on file inputs!