#5780 Fix tell-a-friend not rendering on Manage events

Sessions - Fix TypeError when detecting an invalid key

#5806 Fix fatal error regression on custom data save

#5708 Fix failure to save Custom fields on backoffice submit …

Fixes #5806

Before: Code attempts to waste time filtering fields that have already been filtered, and crashes in the process

After: Skip the already-filtered fields and avoid the crash

Increase length of display_name in SiteEmailAddress

[REF] Catch Exceptions caused by CRM_Utils_Array::single() if there i…

SearchKit - Fix 'Select Current User' selection

[REF] Catch Exceptions caused by CRM_Utils_Array::single() if there is either no record found for potential permission reasons

Fixes #5766

#5798 - fix contrast on standaloneusers role display

Check contribution tab exists before marking it as valid

Fixes #5805

#5716 Fix Regression with CheckBox custom fields not respecti…

#5716 Fix Regression with CheckBox custom fields not respecting the options per line setting

6.0.2 - Add notes. Set version.

[backport] riverlea - fix checkbox-list in hackneybrook dark mode

#5797 standalone - implement minimal header in maintenance mode

RiverLea Thames Dark Mode / Extensions colour fix

(#5794) Financial ACLs - Fix upgrade error

6.0.1 - Add notes. Set version.

(#5787) ClassScanner - Ignore stale files during Joomla upgrade

(#5788) Revert "Api3 - Delete mailing_group_event* APIs"