[PATCH] help: add outgoing heads example to revsets

[Adrian Buehlmann]

# HG changeset patch
# User Adrian Buehlmann <adrian at cadifra.com>
# Date 1286117639 -7200
# Node ID 0dfd71a2ebe2695c164cbf2d75add3b882a3e150
# Parent  f365aed7cc5b4ce5f42d1e2d20001e2dc7951c5b
help: add outgoing heads example to revsets

diff --git a/mercurial/help/revsets.txt b/mercurial/help/revsets.txt
--- a/mercurial/help/revsets.txt
+++ b/mercurial/help/revsets.txt
@@ -175,3 +175,4 @@ Some sample queries::
   hg log -r '1.3::1.5 and keyword(bug) and file("hgext/*")'
   hg log -r 'sort(date("May 2008"), user)'
   hg log -r '(keyword(bug) or keyword(issue)) and not ancestors(tagged())'
+  hg log -r 'heads(outgoing())'