log: resolve --follow with -rREV in cmdutil.getlogrevs()
This also fixes alias expansion. Before, reverse() could be overridden by user
alias.
This isn't processed at _logrevs() as we'll need starting revisions to parse
file patterns. See the subsequent patches for details.
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
}