CHANGELOG.md in sk_api_schema-0.7.7 vs CHANGELOG.md in sk_api_schema-0.7.8

@@ -1,9 +1,12 @@
 # SalesKing API Changelog
 
 See [commit messages](https://github.com/salesking/sk_api_schema/commits/) for details.
 Also signup to our [Developer Newsletter](http://www.salesking.eu/dev/newsletter/) to stay up-to-date !!!
 
+##2013-06
+- add email filter "status" accepting sent,draft,in_progress strings, dropped sent/status filter
+
 ##2013-05
 
 * add payment_reminder "status" and filter by "status"
 * add payment "is_partial", replaces the "new_doc_status" parameter on POST create. Partial payments dont close the related document.
 * add payment "cash_discount", to explicitly set the cash discount amount withdrawn by a client