Merge pull request #277 from differentreality/wip_registration_fix

fix in parameters

app/controllers/conference_registration_controller.rb

@@ -105,9 +105,8 @@ class ConferenceRegistrationController < ApplicationController
           :conference_id, :attending_social_events, :attending_with_partner,
           :using_affiliated_lodging, :arrival, :departure,
           :other_dietary_choice, :handicapped_access_required, :dietary_choice_id,
-          :volunteer,
+          :volunteer, :other_special_needs,
           social_event_ids: [],
-          other_special_needs: [],
           vchoice_ids: [],
           qanswer_ids: [],
           qanswers_attributes: [],