depend on Faraday for the hubot notification service
add hubot icon
use the correct images
add hubot service
add test and code for the hubot notification service
copy&paste, bad boy
replace faraday with httparty
Merge pull request #373 from luxflux/hubot-notification

Hubot notification service
update airbrake api to 2.4
Merge pull request #360 from errbit/airbrake-2-4

update airbrake api to 2.4
Update Devise in response to posted security bulletin

ref: https://groups.google.com/forum/?fromgroups=#!topic/plataformatec-devise/hj6i26Dvshw
Merge pull request #378 from cheald/master

Update Devise per posted security bulletin