Add quantity_free_limit to addon_usage presentation

Author: AndriiMysko

lib/travis/api/v3/models/v2_addon_usage.rb

@@ -1,7 +1,7 @@
 module Travis::API::V3
   class Models::V2AddonUsage
     attr_reader :id, :addon_id, :addon_quantity, :addon_usage, :remaining, :purchase_date, :valid_to, :active, :status,
-                :quantity_limit_type, :quantity_limit_charge, :total_usage
+                :quantity_free_limit, :quantity_limit_type, :quantity_limit_charge, :total_usage
 
     def initialize(attrs)
       @id = attrs.fetch('id')
@@ -13,6 +13,7 @@ def initialize(attrs)
       @valid_to = attrs.fetch('valid_to')
       @active = attrs.fetch('active')
       @status = attrs.fetch('status')
+      @quantity_free_limit = attrs.fetch('quantity_free_limit', 0)
       @quantity_limit_type = attrs.fetch('quantity_limit_type', nil)
       @quantity_limit_charge = attrs.fetch('quantity_limit_charge', nil)
       @total_usage = attrs.fetch('total_usage', nil)

lib/travis/api/v3/renderer/v2_addon_usage.rb

@@ -1,8 +1,8 @@
 module Travis::API::V3
   class Renderer::V2AddonUsage < ModelRenderer
     representation(:standard, :id, :addon_id, :addon_quantity, :addon_usage, :remaining, :purchase_date, :valid_to,
-                   :active, :status, :total_usage, :quantity_limit_type, :quantity_limit_charge)
+                   :active, :status, :total_usage, :quantity_free_limit, :quantity_limit_type, :quantity_limit_charge)
     representation(:minimal, :id, :addon_id, :addon_quantity, :addon_usage, :remaining, :purchase_date, :valid_to,
-                   :active, :status, :total_usage, :quantity_limit_type, :quantity_limit_charge)
+                   :active, :status, :total_usage, :quantity_free_limit, :quantity_limit_type, :quantity_limit_charge)
   end
 end