Add vertex_transaction_type to plans

lib/recurly/plan.rb

@@ -43,6 +43,7 @@ class Plan < Resource
       setup_fee_revenue_schedule_type
       tax_exempt
       tax_code
+      vertex_transaction_type
       trial_requires_billing_info
       auto_renew
       allow_any_item_on_subscriptions

spec/fixtures/plans/show-200.xml

@@ -30,6 +30,7 @@ Content-Type: application/xml; charset=utf-8
   <setup_fee_performance_obligation_id>4</setup_fee_performance_obligation_id>
   <revenue_schedule_type>evenly</revenue_schedule_type>
   <setup_fee_revenue_schedule_type>evenly</setup_fee_revenue_schedule_type>
+  <vertex_transaction_type>lease</vertex_transaction_type>
   <trial_requires_billing_info type="boolean">false</trial_requires_billing_info>
   <created_at type="datetime">2016-04-13T21:59:18Z</created_at>
   <unit_amount_in_cents>

spec/recurly/plan_spec.rb

@@ -135,6 +135,10 @@
       plan.plan_code.must_equal('gold')
     end
 
+    it 'returns plan with vertex transaction type' do
+      plan.vertex_transaction_type.must_equal('lease')
+    end
+
     it 'returns plan with the custom fields' do
       plan.custom_fields[0].name.must_equal('color')
       plan.custom_fields[0].value.must_equal('Red')