Remove unused ports from Vagrantfile
Add Talon dependency now that Mailgun has open sourced it!

http://blog.mailgun.com/open-sourcing-our-email-signature-parsing-library/
Install Talon directly from Mailgun's GitHub repo

Their pip install flow is currently failing.

See https://github.com/mailgun/talon/issues/1
[Typo] inboxapp -> talon for repo
Enforce LF line endings project-wide

Closes Issue #9
typo