Merge branch 'remove-travel-schedule' into remove-schedule

* remove-travel-schedule:
  Remove travel schedule from registration
  Correct variable error
  fixes redirect loop
  add if condition to send booth rejection mail

app/views/conference_registrations/_form.html.haml

@@ -22,6 +22,7 @@
             = render partial: 'devise/shared/sign_up_form_embedded'
 
             = render partial: 'registration_info', locals: { f: f }
+            = f.input :conference_id, as: :hidden, value: @conference.id
             .row
               .col-md-12
                 %p.pull-right

app/views/proposals/show.html.haml

@@ -27,7 +27,7 @@
   .row
     .col-md-3
       %h3
-      - if event.speakers.any?
+      - if @event.speakers.any?
         Presented by:
         - @speakers_ordered.each do |speaker|
           .speakerinfo