Removed customer-of field from company profile form and offline purchase form.
Removed the customer-of field from forms, though I kept them in the model for now.
Skipped test for now.
A few too many undoes. Re-hid blocked users and customer_of.
[PD-844] Added authorize.net link to company profile.
Merge pull request #1054 from DirectEmployers/customer-of-and-blocked

[PD-844] This ticket was a lot smaller than I thought, so I'm merging these myself and having the whole thing reviewed.