Temporarily fix sub. validation console errors

- Problem: we reference the app's current_user in a few validations.
  It's not done for authorization, but it can nonetheless cause a mess
  if we're trying to update the respective records from the Rails
  console. We use #try on the current_user's attributes as a (temporary)
  safeguard.
Merge branch 'specs'
Merge branch 'specs'
Try fixing the SMTP issue
Merge branch 'specs'
Add a README
Fix the README
Update README.md
Merge branch 'specs'
Merge branch 'specs'
Change the default timezone
Make ActionMailer failures not raise errors

- Also, make the mailer send e-mails after their respective actions have
  been completed
Show 'status pending' msg if requested advisor

- Show 'request for advisor status is pending admin approval' message
  at the top of each page if the user has requested advisor privileges
Fix small bugs
Temporarily fix Devise rememberable problem

- Temporarily fix Devise rememberable problem by preventing users from
  choosing the "Remember me?" option when signing in
Lay out request_advisor_status specs
Add to request_advisor_access specs; fix some bugs
Finish request_advisor_status specs