Fix typo in cookie validation
Add question id optional parameter to routing
Refactor request services, instead of inject a bunch of services now I'm just injecting one which has a bunch of request types as private functions. Avoid pollute the controller.
Add numeric entry service in order to control with an ng model the values inserted by the user.
add feedback email text
fix style on footer.
Improve rectangular services
Add mailto information
Finish with the question load directly from a link
Integrate Daniel's change from the API
Add a couple of services to set and get params from the url