* [Mail/Merge] Fixed an issue where the merge helper could be improperly shown on deleted tickets that weren't merged.
* [Mail/Support Center/Activity Log] Fixed an issue where activity log entries for ticket status changes from the Support Center could be improperly attributed to the wrong email address. These entries are retroactively corrected during the update.
6.7.10-checkpoint
Merge branch '6.7.10' into stable