R1:2ac8457cb95c

[Later] Drop the project profile table

Summary: Going to sit on this for a bit so we can fall back to it if needbe, but this table no longer has any reads or writes in the application.

Test Plan: Applied patch locally and poked around.

Reviewers: btrahan, chad

Reviewed By: chad

Subscribers: aran

Differential Revision: https://secure.phabricator.com/D8190