Kevin Bullock <kbullock@ringworld.org> [Mon, 20 Jun 2011 22:15:52 -0500] rev 14713
revert: be more explicit that changes are lost
BEFORE:
$ hg revert
abort: no files or directories specified
(use --all to revert all files)
AFTER:
$ hg revert
abort: no files or directories specified
(use --all to discard all changes)