Log Message:
Update to 1.20141024. From the changelog:

* Fix name for vcsh_clean. Closes: #766655
* Add darcs grep command using ack-grep. Thanks, Paul Wise.
* Add a clean command. Thanks, Paul Wise. Closes: #702685
* Fix breakage introduced by --minimal patch.
* Deal with abs_path change in new version of perl, now it returns undefined
  when the directory does not exist.
* Added --minimal mode. Closes: #694031 Thanks, Paul Wise.
* Use libio-pty-easy-perl when available when captuting command output
  (for --minimal or -jN), so that programs that output color to terminals
  will be colorized. This is only a recommends as it will fall back to
  the old method. Thanks, Paul Wise.