[improvement] capitalize changes
[fix] improve the exception handling and guarding of getting commits from git repos
[fix] improve logging of what the Unfuddle gem is doing
[fix] don't interpret underscores inside_of_words as italicization

Replace Bluecloth with Redcarpet for markdown parsing
[fix] fix javascript error by upgrading FreightTrain
[fix] back down from airbrake_user_attributes to airbrake
[fix] upgrade default_value_for