use full_name instead of first and last name, test changes, schema improvements

app/views/payments/_payment.html.haml

@@ -1,14 +1,11 @@
 = semantic_form_for(@payment, url: conference_payments_path) do |f|
   .form-group
-    = f.label :first_name, 'First name(as on card)'
-    = f.text_field :first_name, class: "form-control", placeholder: "John", id: "first_name"
-  .form-group
-    = f.label :last_name, 'Last name(as on card)'
-    = f.text_field :last_name,class: "form-control", placeholder: "Doe", id: "last_name"
+    = f.label :full_name, 'Full name (as on card)'
+    = f.text_field :full_name, class: "form-control", placeholder: "John Doe", id: "full_name"
   %span.pull-right
     %img.img-responsive{:src => image_url('credit_card.png')}
   .form-group
-    = f.label :credit_card_number, "Credit Card number(without spaces)"
+    = f.label :credit_card_number, "Credit Card number (without spaces)"
     .input-group
       = f.text_field :credit_card_number, class: "form-control", placeholder: "XXXX XXXX XXXX XXXX", id: "credit_card_number"
       %span.input-group-addon
@@ -20,7 +17,7 @@
     = f.label :expiration_year
     = f.select :expiration_year, years, {}, class: "form-control", id: "expiration_year"
   .form-group.col-md-10
-    = f.label :card_verification_value, 'Security Code(3 on back, AmEx: 4 on front)'
+    = f.label :card_verification_value, 'Security Code (3 on back, AmEx: 4 on front)'
     = f.text_field :card_verification_value, class: "form-control", placeholder: "XXX", id: "card_verification_value"
     = f.number_field :amount, value: @total_amount_to_pay, class: "form-control", type: 'hidden'
   %ul.price-tags.pull-right

app/views/payments/index.html.haml

@@ -1,32 +0,0 @@
-.container
-  .row
-    .col-md-12
-      .page-header
-        %h1
-          Payment Attempts for
-          = @conference.title
-      - if flash[:notice].present?
-        .alert.alert-success
-          = flash[:notice]
-      %table.table.table-bordered.table-striped
-        %tr
-          %th First Name
-          %th Last Name
-          %th Last 4
-          %th Amount
-          %th Status
-          %th Authorization Code
-        - if @payments.size > 0
-          - @payments.each do |payment|
-            %tr
-              %td= payment.first_name
-              %td= payment.last_name
-              %td= payment.last4
-              %td= number_to_currency payment.amount
-              %td= payment.status
-              %td= payment.authorization_code
-        - else
-          %tr
-            %td{:colspan => "5"} No payments have been attempted.
-      .pull-right
-        = link_to "Conference Registration", conference_conference_registration_path(@conference.short_title), class: 'btn btn-primary'

app/views/tickets/_ticket.html.haml

@@ -8,12 +8,8 @@
         -if !ticket.description.blank?
           = markdown(ticket.description)
   %td.col-sm-1.col-md-1
-    - if ticket.bought?(current_user)
-      = text_field_tag("tickets[][#{ticket.id}]", 0,
+    = text_field_tag("tickets[][#{ticket.id}]", 0,
       type: 'number', min: 0, class: "form-control quantity", 'data-id' => ticket.id)
-    - else
-      = text_field_tag("tickets[][#{ticket.id}]", 0, type: 'number', min: 0,
-      class: "form-control quantity", 'data-id' => ticket.id)
   %td.col-sm-1.col-md-1.text-center
     = ticket.price.symbol
     %span{id: "price_#{ticket.id}"}