log (Capistrano::Deploy::SCM::Accurev)

    # File lib/capistrano/recipes/deploy/scm/accurev.rb, line 81
            def log(from, to=head)
              logger.info("Getting transactions between #{from} and #{to}")
              from_rev = InternalRevision.parse(from)
              to_rev = InternalRevision.parse(to)

              [
                scm(:hist, '-s', from_rev.stream, '-t', "#{to_rev.transaction_id}-#{from_rev.transaction_id}"),
                "sed -e '/transaction #{from_rev.transaction_id}/ { Q }'"
              ].join(' | ')
            end