release 1.6 (#1277)

UPGRADING.md

@@ -10,10 +10,12 @@ Perform EACH version specific task between your version and the new one, otherwi
 
 ## [1.6](https://github.com/kevinpapst/kimai2/releases/tag/1.6)
 
-- Moved CSV, ODS and XSLX invoice templates to [another repository](https://github.com/Keleo/kimai2-invoice-templates) - if you use them, add them manually (see [invoice documentation](https://www.kimai.org/documentation/invoices.html))
-- Added new invoice fields (VAT, bank account) and customer fields (VAT), check if you want to update your settings 
-- New functionality to manage permissions via Admin UI were added. Please move your permission settings from [local.yaml to your database](https://www.kimai.org/documentation/permissions.html)
-- New database tables were created, don't forget to [run the migrations](https://www.kimai.org/documentation/updates.html)
+**New database tables and fields were created, don't forget to [run the updater](https://www.kimai.org/documentation/updates.html).**
+
+- Invoice improvements:
+  - Moved CSV, ODS and XSLX invoice templates to [another repository](https://github.com/Keleo/kimai2-invoice-templates). Using them? Install them manually (see [invoice documentation](https://www.kimai.org/documentation/invoices.html)).
+  - Added new invoice fields (VAT, contact, payment details) and customer field (VAT). Used the twig settings before? Move them to the respective invoice template settings.
+- Permissions can be managed via Admin UI. Please move your permission settings from [local.yaml to your database](https://www.kimai.org/documentation/permissions.html).
 
 ### Developer