- document --msg
- add -q --quiet
- use `cvs -n update' instead of `cvs stat', because stat wouldn't
notice that a conflict had been resolved
- don't leave log_files behind
- don't accept unknown flags before --
- check for common mistakes in ChangeLog entries, and emit warnings
- reject commit message if it does not contain any non-blank line
- add `sleep 1' after running PAGER to give the user some time for a ^C