Big refactoring of registration

- Added datatable gem
- Addaed datatable to events, users (#422), registrations

app/views/conference_registrations/_form.html.haml

@@ -0,0 +1,22 @@
+.row
+  .col-md-12
+    = semantic_form_for(@registration, url: conference_conference_registrations_path(@conference.short_title)) do |f|
+      .tabbable
+        %ul.nav.nav-tabs
+          %li.active
+            = link_to 'Register', '#register-content', 'data-toggle' => 'tab'
+          - if @conference.use_volunteers
+            %li
+              = link_to 'Volunteer', '#volunteer-content', 'data-toggle' => 'tab'
+        .tab-content
+          #register-content.tab-pane.active
+            = render 'conference_registrations/registration', f: f
+          - if @conference.use_volunteers
+            #volunteer-content.tab-pane
+              = render 'conference_registrations/volunteer', f: f
+      - if @conference.user_registered?(current_user)
+        = f.action :submit, button_html: { value: 'Update Registration', class: 'btn btn-primary' }
+        = link_to 'Unregister', conference_conference_registrations_path(@conference.short_title),
+        method: :delete, class: 'btn btn-danger', confirm: 'Are you sure you want to unregister?'
+      - else
+        = f.action :submit, button_html: { value: 'Register', class: 'btn btn-primary', id: 'register' }

app/views/conference_registrations/_questions.html.haml

@@ -0,0 +1,10 @@
+- @conference.questions.each do |q|
+  %h5
+    = "Q: #{q.title}"
+  - if q.question_type.id == 1  || q.question_type.id == 2 # yes/no or single choice
+    = f.input :qanswers, :collection => q.qanswers, :as => :select, :input_html => { :multiple => false }, :label => false, :include_blank => "Please make your choice",
+              :member_label => Proc.new {|a| a.answer.title}
+
+  - if q.question_type.id == 3  # multiple choice
+    = f.input :qanswers, :collection => q.qanswers, :as => :check_boxes, :label => false,
+              :member_label => Proc.new {|a| a.answer.title}

app/views/conference_registrations/_registration.html.haml

@@ -0,0 +1,35 @@
+.row
+  .col-md-12
+    %h3
+      Registration for
+      = @conference.title
+- if current_user.proposal_count(@conference) > 0
+  .row
+    .col-md-12
+      %i
+        Please note: Registration is not automatically performed for speakers.  If you're scheduled to speak at the conference, you still need to register!
+.row
+  .col-md-12
+    = f.inputs name: 'Your Details' do
+      - if @conference.questions
+        = render partial: 'questions', locals: { f: f }
+      %br
+      - if @conference.use_supporter_levels? && @conference.supporter_levels.length > 0
+        = f.semantic_fields_for :supporter_registration do |reg|
+          = reg.input :supporter_level, as: :select, collection: @conference.supporter_levels
+          %span#supporter-link.help-block
+
+      - if @workshops.count > 0
+        =f.inputs 'Register to Workshops' do
+          = f.input :events, as: :check_boxes, label: false, collection: @workshops
+
+    = f.inputs 'Travel Info' do
+      = f.input :arrival, as: :string,  input_html: { value: (f.object.arrival.to_formatted_s(:db_without_seconds) unless f.object.arrival.nil?), id: 'registration-arrival-datepicker', readonly: 'readonly'  }
+      = f.input :departure, as: :string, input_html: { value: (f.object.departure.to_formatted_s(:db_without_seconds) unless f.object.departure.nil?), id: 'registration-departure-datepicker', readonly: 'readonly'  }
+
+:javascript
+    $("#registration_supporter_registration_attributes_supporter_level_id").change(function () {
+        var str = "";
+        #{generate_supporter_level_js @conference}
+        $("#supporter-link").html(str);
+    }).trigger('change');

app/views/conference_registrations/_volunteer.html.haml

@@ -0,0 +1,15 @@
+.row
+  .col-md-12
+    = f.input :volunteer, :label => "Click here if you want to become a volunteer at #{@conference.short_title}", :input_html => {:maxlength => 15, :size => 40}
+    = f.fields_for :user do |u|
+      = render :partial => 'devise/registrations/volunteeruser', :locals => {:u => u}
+    %br
+    - if @conference.vpositions.count > 0
+      %h4
+        %u Positions that require volunteers:
+      - @conference.vpositions.each do |pos|
+        %p{:style => "font-weight:bold"} 
+          = pos.title
+          = "(#{pos.description})" if pos.description
+        
+        = f.input :vchoices, :collection => pos.vchoices.map {|x| [x.vday.day, x.id]}, :label => "Choose days to volunteer:"