winetricks - update to 20101008

Fixes Homebrew/homebrew#2752

Formula/winetricks.rb

@@ -1,14 +1,17 @@
 require 'formula'
 
 class Winetricks < ScriptFileFormula
-  url 'http://www.kegel.com/wine/winetricks',
-        :using => :curl
-  version '20100917'
-  md5 'f5823c765572a90df2b52b476915cd59'
+  url 'http://www.kegel.com/wine/winetricks', :using => :curl
   homepage 'http://wiki.winehq.org/winetricks'
+  version '20101008'
 
-  head 'http://winezeug.googlecode.com/svn/trunk/winetricks',
-        :using => :curl
+  head 'http://winezeug.googlecode.com/svn/trunk/winetricks', :using => :curl
+
+  if ARGV.build_head?
+    md5 'c42ee409c7c4b71dfd4ee326aab8e14c'
+  else
+    md5 '2953c076ab699a659d06a4790a2ab602'
+  end
 
   def caveats; <<-EOS.undent
     winetricks is a set of utilities for wine, which is installed separately: