If HOME is defined on Windows, Mercurial uses it. Document this.
--- a/doc/hgrc.5.txt Thu May 18 22:46:27 2006 -0700
+++ b/doc/hgrc.5.txt Thu May 18 22:52:19 2006 -0700
@@ -36,11 +36,14 @@
files override per-installation options.
(Unix) $HOME/.hgrc::
-(Windows) C:\Documents and Settings\USERNAME\Mercurial.ini
+(Windows) C:\Documents and Settings\USERNAME\Mercurial.ini::
+(Windows) $HOME\Mercurial.ini::
Per-user configuration file, for the user running Mercurial.
Options in this file apply to all Mercurial commands executed by
any user in any directory. Options in this file override
per-installation and per-system options.
+ On Windows system, one of these is chosen exclusively according
+ to definition of HOME environment variable.
(Unix, Windows) <repo>/.hg/hgrc::
Per-repository configuration options that only apply in a