refs #9: Pulled the form element out a level.
res #9: Two buttons.
refs #9: Fixed the tests.
refs #9: Updated the params method to allow easy overriding of actions.
refs #9: Added a test for emails
refs #9: Got emails working.
refs #9: Updated body and subject.
refs #9: Updated fail-under percent for code coverage.
refs #9: Updated email to address.
refs #9: Return redirect.
refs #9: Add the users name to the subject.
refs #9: From email.
refs #9: Updated the tests.
Merge pull request #9 from tavern-consulting/issue_9

Integrate with Mandrill.
Merge branch 'master' into issue_12