Add example deploy.rb.
[Completes #47134251] Remove default welcome tasks.
Remove app/assets/javascripts-archived/ directory.
Remove your government info.
[Completes #47130405] Remove profile.
Remove attr_encrypted gem (no longer used).
[Completes #47130443] User can create a profile with third party storage
Fixes and content changes to 500 page.
Revert "[Completes #47130443] User can create a profile with third party storage"

This reverts commit 9bbd87aecf4063870aa4bc5c5a10012652574753.
Remove profiles table.
Add .powrc to .gitignore.
Replace team member names with 'Team MyUSA' in beta invite emails.