show.v1.rabl in spree_api-2.0.9

- old
+ new

@@ -1,4 +1,7 @@
 object @image
 attributes *image_attributes
 attributes :viewable_type, :viewable_id
 node(:attachment_url) { |i| i.attachment.to_s }
+Spree::Image.attachment_definitions[:attachment][:styles].each do |k,v|
+  node("#{k}_url") { |i| i.attachment.url(k) }
+end