SVN completion fix

[Bartosz Taudul <wolf42@wp.pl>]

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Hi,
Subversion got support of i18n, and because of this, zsh subversion
completion fails. Fixed by adding 'LANG=C' before svn is called.

wolf
-- 
  Bartek   .  - Ja mam jeszcze lekcje z 2D, a tam same baby, tak więc...
  Taudul   :  - U nas sześć i tak głośno.
          .:....................................................................
w o l f @ p l d - l i n u x . o r g            .:. http://wolf.valkyrie.one.pl/

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--- _subversiona	2004-09-24 01:55:00.000000000 +0200
+++ _subversion	2004-10-10 21:51:34.000000000 +0200
@@ -41,7 +41,7 @@
   if (( ! $+_svn_cmds )); then
     typeset -gA _svn_cmds
     _svn_cmds=(
-      ${=${(f)${${"$(_call_program commands svn help)"#l#*Available subcommands:}%%Subversion is a tool*}}/(#s)[[:space:]]#(#b)([a-z]##)[[:space:]]#(\([a-z, ?]##\))#/$match[1] :$match[1]${match[2]:+:${${match[2]//[(),]}// /:}}:}
+      ${=${(f)${${"$(_call_program commands LANG=C svn help)"#l#*Available subcommands:}%%Subversion is a tool*}}/(#s)[[:space:]]#(#b)([a-z]##)[[:space:]]#(\([a-z, ?]##\))#/$match[1] :$match[1]${match[2]:+:${${match[2]//[(),]}// /:}}:}
     )
   fi
 
@@ -64,10 +64,10 @@
 _svn_subcommand () {
   local subcmd _svn_subcmds _svn_subcmd_usage
 
-  _svn_subcmd_usage=${${(M)${(f)"$(_call_program options svn help $1)"}:#usage:*}#usage: $1 }
+  _svn_subcmd_usage=${${(M)${(f)"$(_call_program options LANG=C svn help $1)"}:#usage:*}#usage: $1 }
 
   _svn_subcmds=(
-    ${${=${${${(M)${(f)"$(_call_program options svn help $1)"##*Valid options:}:#* :*}%% #:*}/ arg/:arg:}/(#b)-([[:alpha:]]) \[--([a-z-]##)\](:arg:)#/(--$match[2])-$match[1]$match[3] (-$match[1])--$match[2]$match[3]}[2,-1]}
+    ${${=${${${(M)${(f)"$(_call_program options LANG=C svn help $1)"##*Valid options:}:#* :*}%% #:*}/ arg/:arg:}/(#b)-([[:alpha:]]) \[--([a-z-]##)\](:arg:)#/(--$match[2])-$match[1]$match[3] (-$match[1])--$match[2]$match[3]}[2,-1]}
   )
 
   case $1 in;