[PATCH] revset: allow negative integers to list child revs

[Sean Farley]

Sean Farley writes:

> # HG changeset patch
> # User Sean Farley <sean.michael.farley at gmail.com>
> # Date 1412441841 25200
> #      Sat Oct 04 09:57:21 2014 -0700
> # Node ID c3bd6d6457bf42d2fbcaba89cf0418a0d0604239
> # Parent  78c916f24dd99a56e4c29153a5df3bd7d1c40edd
> revset: allow negative integers to list child revs

Sorry, I forgot to flag this as RFC.