[PATCH] gitweb/INSTALL: GITWEB_CONFIG_SYSTEM is for backward compatibility

["Jakub Narębski" <jnareb@gmail.com>]

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
---
This can be either squashed with previous patch to gitweb/INSTALL,
kept as separate patch or discarded.

Drew: gitweb(1) or gitweb.conf(5) solution is more involved, so
perhaps something like that?

 gitweb/INSTALL |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gitweb/INSTALL b/gitweb/INSTALL
index 7ad1050..386e62f 100644
--- a/gitweb/INSTALL
+++ b/gitweb/INSTALL
@@ -243,7 +243,6 @@ for gitweb (in gitweb/README), and gitweb.conf(5) manpage.
   GITWEB_CONFIG_SYSTEM build configuration variable, and override it
   through the GITWEB_CONFIG_SYSTEM environment variable.
 
-
   Note that the GITWEB_CONFIG_SYSTEM system-wide configuration file is
   only used for instances that lack per-instance configuration file.
   You can use GITWEB_CONFIG_COMMON common system-wide configuration
@@ -252,6 +251,8 @@ for gitweb (in gitweb/README), and gitweb.conf(5) manpage.
   system-wide configuration file override those from common system-wide
   configuration file.
 
+  (Idiosyncratic GITWEB_CONFIG_SYSTEM is present for backward compatibility.)
+
 - The gitweb config file is a fragment of perl code. You can set variables
   using "our $variable = value"; text from "#" character until the end
   of a line is ignored. See perlsyn(1) for details.
-- 
1.7.10.4