add controller and view helper to load the current conference
refactor active method as a named scope
move user logic role logic into model
add selected conference helper and load itineraries through the selected conference
remove before filter for active conference check
add caching for selected conference
namespace the css assets with the conference year
load env variables in dev and test
implement scope as class method
remove reference to before filter
remove sign up disclaimer
remove itinerary scope for current or selected conference and just use where + first
allow mass update of conference_id on itinerary
create a new conference on the edit conference page
select the conference on the conference edit page
load conference through selected conference helper instead of using the active conference
update LAF of buttons and fix css errors
fix tests
Merge pull request #12 from awguild/year2year

Year2year
add notice that proposal submissions will be open April 1