tests/histedit-helpers.sh

changelog: also monitor `00changelog.n` when applicable (issue6554)

This let the locarepo's file cache detect outdated nodemap docket and reload the
changelog after `localrepo.invalidate` when applicable.

Differential Revision: https://phab.mercurial-scm.org/D11482

fixbundle() {
    grep -v 'saving bundle' | grep -v 'saved backup' | \
        grep -v added | grep -v adding | \
        grep -v "unable to find 'e' for patching" | \
        grep -v "e: No such file or directory" | \
    cat
}