[PATCH] help: replace patterns with matching

[timeless]

# HG changeset patch
# User timeless <timeless at mozdev.org>
# Date 1485239979 0
#      Tue Jan 24 06:39:39 2017 +0000
# Branch stable
# Node ID efe7a979f88411014449f28cc3cc873187d2e0f8
# Parent  7bfe02b57695900ef996989286c1fdc2a13aec82
# Available At https://bitbucket.org/timeless/mercurial-crew
#              hg pull https://bitbucket.org/timeless/mercurial-crew -r efe7a979f884
help: replace patterns with matching

The subject of the section is actually matching.
We already have a patterns top level help topic.

diff -r 7bfe02b57695 -r efe7a979f884 mercurial/help/revisions.txt
--- a/mercurial/help/revisions.txt	Fri Jan 20 10:17:34 2017 -0500
+++ b/mercurial/help/revisions.txt	Tue Jan 24 06:39:39 2017 +0000
@@ -119,7 +119,7 @@
 ``x^``
   Equivalent to ``x^1``, the first parent of each changeset in x.
 
-Patterns
+Matching
 ========
 
 Where noted, predicates that perform string matching can accept a pattern