Adds additional restrictions for Merge threads function.
If you have moderators, this very important add-on can eliminate accidental merging of threads which cannot be reversed short of restoring the database and file system.
All phrases start with threadmergemanager_ for your convenience.
Questions and answers:
Q: Are admins allowed to bypass restrictions?
Q: What is the maximum number of threads allowed to be merged?
A: Moderators are allowed to merge only two threads at a time.