Add iron.io worker example including welcome controller
add welcome controller and worker functionality
add index method to application controller and include twilio and ironworker test
update application controller to include iw.task.create
move require statement inside of controller method
include gem uber_config in Gemfile
update Gemfile.lock to include uber_config after running bundle install
update controller to run foo bar test
add welcome controller to test ironworker
remove index method cause not workering blah
trying to run twilio messages on index method of application controller
updated api called code for twilio messages on index method of application controller
trying again
update Gemfile to include IronWorker gem and fix sessions controller so sign_out works