progress on #27: test coverage over 96%

app/controllers/quiz_controller.rb

@@ -109,10 +109,4 @@ class QuizController < ApplicationController
                      saved: params.key?(:save),
                      submitted: params.key?(:submit))
     end
-
-    def process_live_code_text
-      @answer.update(answer: answer_params[:live_code_text].to_h,
-                     saved: params.key?(:save),
-                     submitted: params.key?(:submit))
-    end
 end

app/models/candidate.rb

@@ -37,6 +37,9 @@ class Candidate < ApplicationRecord
     "#{my_status.progress}%"
   end
 
+  # FIXME: This feels wrong here. Mail deliveries should be in controller.
+  #        Privatize in QuizController
+  #        also, bang methods in ruby do an action and replace, or return nil
   def complete!
     if update_attributes(completed: true)
       CandidateMailer.submitted(self).deliver_now