Created new and create and private methods in the user controller
Alias in debates model
Changed relation in the user model for authored debates
Added only to the user routes
Created sessions
Added signup form
Changed routes from signin to signup because it was mislabeled
Fixed error message if user already exists in the database
Changed routes
Merge branch 'mediaspork-master1'
Fixed merge conflicts
Merge branch 'master' of https://github.com/woolly-bear-caterpillars-2014/debate_platform into debate-rspec-tests