add status column to users
added pony for email sending
require pony for email sending and md5 for hashing
Tests for creating user who is unconfirmed and confirm user via confirm/hash
wrote base_url helper for retreiving request base url (eg www.innsbruck-rb.at), wrote send_confirmmail helper wich sends mail with link to confirm/hash
update successful user creation flash message (confirm mail has been sent), wrote confirm controller