Validation for contact zip.
Send password reset e-mail

Also stub mailer locally
add validation to password request form
Appease the rubocop
Add stale checkin processor
Merge pull request #60 from globallinks/send-password-reset-email

Send password reset e-mail
add email validation on profile page
Merge remote-tracking branch 'origin/master' into sample-data

Conflicts:
	lib/volunteer_portal/app.rb