Created an helper to select the object voted on :
app/helpers/votes_helper.rb

Created new routes for vote buttons on questions
config/routes.rb

Updated the vote controller to make only one method for every direction of vote
app/controllers/votes_controller.rb

Updated the view to integrate the buttons on question
app/views/questions/show.html.erb
  modified all actions that had polymorphic_validation method
  - polyformphic validation is handled in the form
	modified:   app/controllers/answers_controller.rb

  deleted the poloymorphic_validation action
	modified:   app/controllers/application_controller.rb

  updated answerable_id to question_id
	modified:   app/helpers/votes_helper.rb

  added attr_accessible question_id
	modified:   app/models/answer.rb

  altered form to allow it to answer an answer
	modified:   app/views/answers/_answer_form.html.erb

  added the form to answer an answer (THE VIEW STILL NEEDS TO BE UPDATED FOR POLYMORPHIC ANSWER ON ANSWER)
	modified:   app/views/questions/show.html.erb

  corrected line 6 to downvote
	modified:   config/routes.rb

  created migration to add question_id column to answer table
	new file:   db/migrate/20130606210534_add_question_column.rb