- **[CRM-21853](https://issues.civicrm.org/jira/browse/CRM-21853) Editing
CustomGroup always sets is_multiple to false by default
([11877](https://github.com/civicrm/civicrm-core/pull/11877) and
- [12116](https://github.com/civicrm/civicrm-core/pull/12116))**
+ [12116](https://github.com/civicrm/civicrm-core/pull/12116)) and
+ [12400](https://github.com/civicrm/civicrm-core/pull/12400))**
When editing a custom data set in the API, the value of whether the set
supports multiple values would be set to false when the `is_multiple`
not including soft credits
([12205](https://github.com/civicrm/civicrm-core/pull/12205))**
+- **[dev/core#211](https://lab.civicrm.org/dev/core/issues/211) Fix mis-allocation of financial transactions when editing payment method on a completed payment ([12409] https://github.com/civicrm/civicrm-core/pull/12409))**
+
+
### CiviEvent
- **[dev/core#108](https://lab.civicrm.org/dev/core/issues/108) unable to create
([12212](https://github.com/civicrm/civicrm-core/pull/12212))**
- **Add api testing / custom data support for MailingJob.
- ([12221](https://github.com/civicrm/civicrm-core/pull/12221))**
+ ([12221](https://github.com/civicrm/civicrm-core/pull/12221))
+ ([12399](https://github.com/civicrm/civicrm-core/pull/12399))**
- **Move upgrade message to right file
([12242](https://github.com/civicrm/civicrm-core/pull/12242))**