[PATCH 1 of 3] mercurial.el: quote open paren in string

[NIIMI Satoshi]

# HG changeset patch
# User NIIMI Satoshi <sa2c at sa2c.net>
# Date 1178347355 -32400
# Node ID 02cc9dfd5d9f912bbfc20c3f62484fd3e6c06a3c
# Parent  47371e1c1db4d8e2622346c3faba72ec0383cf52
mercurial.el: quote open paren in string

Open paren at line beginning position in string should be quoted with
backslash.  Otherwise, fontlock will be confused.

diff -r 47371e1c1db4 -r 02cc9dfd5d9f contrib/mercurial.el
--- a/contrib/mercurial.el	Thu May 03 17:27:21 2007 -0500
+++ b/contrib/mercurial.el	Sat May 05 15:42:35 2007 +0900
@@ -718,7 +718,7 @@ will generally work.
 
 Below is a list of many common SCM tasks.  In the list, `G/L\'
 indicates whether a key binding is global (G) to a repository or local
-(L) to a file.  Many commands take a prefix argument.
+\(L) to a file.  Many commands take a prefix argument.
 
 SCM Task                              G/L  Key Binding  Command Name
 --------                              ---  -----------  ------------