aircrack-ng: remove root requirement for the OUI update script

Signed-off-by: Adam Vandenberg <flangy@gmail.com>

Formula/aircrack-ng.rb

@@ -1,9 +1,15 @@
 require 'formula'
 
 class AircrackNg < Formula
-  url 'http://download.aircrack-ng.org/aircrack-ng-1.1.tar.gz'
-  md5 'f7a24ed8fad122c4187d06bfd6f998b4'
   homepage 'http://aircrack-ng.org/'
+  url 'http://download.aircrack-ng.org/aircrack-ng-1.1.tar.gz'
+  sha1 ''
+
+  # Remove root requirement from OUI update script. See:
+  # https://github.com/mxcl/homebrew/pull/12755
+  def patches
+    DATA
+  end
 
   def install
     # Force i386, otherwise you get errors:
@@ -24,8 +30,38 @@ class AircrackNg < Formula
   end
 
   def caveats;  <<-EOS.undent
-    Run `airodump-ng-oui-update` as root (or with sudo) to install or update
-    the Airodump-ng OUI file.
+    Run `airodump-ng-oui-update` install or update the Airodump-ng OUI file.
     EOS
   end
 end
+
+__END__
+--- a/scripts/airodump-ng-oui-update
++++ b/scripts/airodump-ng-oui-update
+@@ -7,25 +7,6 @@
+ OUI_PATH="/usr/local/etc/aircrack-ng"
+ AIRODUMP_NG_OUI="${OUI_PATH}/airodump-ng-oui.txt"
+ OUI_IEEE="${OUI_PATH}/oui.txt"
+-USERID=""
+-
+-
+-# Make sure the user is root
+-if [ x"`which id 2> /dev/null`" != "x" ]
+-then
+-	USERID="`id -u 2> /dev/null`"
+-fi
+-
+-if [ x$USERID = "x" -a x$UID != "x" ]
+-then
+-	USERID=$UID
+-fi
+-
+-if [ x$USERID != "x" -a x$USERID != "x0" ]
+-then
+-	echo Run it as root ; exit ;
+-fi
+-
+ 
+ if [ ! -d "${OUI_PATH}" ]; then
+ 	mkdir -p ${OUI_PATH}
+