straight to master
Allow adding/removing oneself from getting ticket notifications.

- Lighthouse will send a post to /ticket_notification with a JSON
  payload.
- Lita will give a private message to anyone who's added themselves with
  some details of the ticket and a link to it.
Added files that disappeared during rebase...
Removed pry dependency
Bumped version to increment from what I put on rubygems
Moved methods which are not called externally into private section.
Refactored so those 2 methods could be made private.
Anonymous url
Merge pull request #2 from amaabca/functionality

Functionality