[PATCH] doc: add [format] dotencode description

[Adrian Buehlmann]

# HG changeset patch
# User Adrian Buehlmann <adrian at cadifra.com>
# Date 1286746329 -7200
# Node ID a6a36805f945988d5abb97092e5127ed54066c28
# Parent  05077896ffe233bbaf9e1c180f18dd85fd45a8e4
doc: add [format] dotencode description

diff --git a/doc/hgrc.5.txt b/doc/hgrc.5.txt
--- a/doc/hgrc.5.txt
+++ b/doc/hgrc.5.txt
@@ -437,6 +437,14 @@ Example for ``~/.hgrc``::
     option ensures that the on-disk format of newly created
     repositories will be compatible with Mercurial before version 1.1.
 
+``dotencode``
+    Enable or disable the "dotencode" repository format which enhances
+    the "fncache" repository format (which has to be enabled to use
+    dotencode) to avoid issues with filenames starting with ._ on
+    Mac OS X and spaces on Windows. Enabled by default. Disabling this
+    option ensures that the on-disk format of newly created
+    repositories will be compatible with Mercurial before version 1.7.
+
 ``merge-patterns``
 """"""""""""""""""