Martin von Zweigbergk <martinvonz@google.com> [Fri, 28 Oct 2016 15:04:40 -0700] rev 1753
evolve: suggest "hg update -C .", including '.', to abort evolve
The user will probably not also want to change commit when they abort
evolve, like "hg update -C" (without the '.') would do. Note that we
already do recommend aborting by using "hg update -C ." in another
place.