Preserve script version from 2.6.0

The forward-port had some fixes, so revert those (to be reapplied
in the next commit) to better show fix history for 2.6.1.

Signed-off-by: Dan Wells <dbw2@calvin.edu>
Move authority.record_entry trigger changes out of transaction

This should prevent 'cannot ALTER TABLE "record_entry" because it has
pending trigger events' errors.

This is the same approach used in the original 0875 script, but we
might also work around the problem with a well-placed
SET CONSTRAINTS ALL IMMEDIATE;

Signed-off-by: Dan Wells <dbw2@calvin.edu>