added support Unfuddle
icon for unfuddle
Added development group to Gemfile
Update the Airbrake domain in the README
Merge pull request #446 from timdoug/update-airbrake-domain

Update the Airbrake domain in the README
event machine must be updated so it works with ruby 2.0
Merge pull request #453 from SamSaffron/master

Ruby 2.0 gem update
Comment emailable logic to decide when to send notifications
Test coverage for comment observer

[Fixes #452]
Include Code Climate Score in README.md Badge

updates the image in the README.md to include the current code climate score.
Merge pull request #454 from vegantech/patch-1

Include Code Climate Score in README.md Badge
Use comment notification recipients in mailer
Merge pull request #455 from alvarobp/comment-mail-with-one-user-complete

Commenting on an error when there is only one user raises an exception
I skipped this step and had to backtrack a little. Nice to remind users here.
Merge pull request #457 from projectdx/readme-update

Add a line reminding Heroku deployers to edit seeds.rb before pushing and running rake db:seed
Fix Gravatar errors when no e-mail is provided
Use https urls for gems fetched from git
Merge pull request #463 from luuse/https_git_urls

Use https urls for gems fetched from git
Avoid NameError if github integration is not loaded. fixes #465
Added 'coveralls' for test coverage reporting
Configure Webmock to allow HTTP requests to coveralls.io