CHANGELOG.md in sk_api_schema-0.8.3 vs CHANGELOG.md in sk_api_schema-0.8.4

@@ -3,9 +3,11 @@
 See [commit messages](https://github.com/salesking/sk_api_schema/commits/) for details.
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 ##2013-08
 
+* add recurring_id for invoices referencing the recurring from which the invoice was created
+* add filter\[recurring_ids] to invoices, recurring links to all invoices
 * add filter\[status] to all documents
 * add log field for emails, keeping potential error log
 * add BCC, CC, FROM fields for email templates
 * add items array to documents to be used instead of line_items
 * Deprecate line_items