Move Fluxus from Homebrew-core to Homebrew-alt

This is a head-only formula that is reported not to work in Lion:
https://github.com/mxcl/homebrew/issues/7251

Because of this, moving to Homebrew-alt.

Formula/fluxus.rb

@@ -1,26 +0,0 @@
-require 'formula'
-
-class Fluxus < Formula
-  head 'git://git.savannah.nongnu.org/fluxus.git'
-  homepage 'http://www.pawfal.org/fluxus/'
-
-  depends_on 'scons' => :build
-
-  depends_on 'plt-racket'
-  depends_on 'libsndfile'
-  depends_on 'glew'
-  depends_on 'liblo'
-  depends_on 'ode'
-  depends_on 'jack'
-  depends_on 'fftw'
-  depends_on 'jpeg'
-  depends_on 'libtiff'
-
-  def install
-    racket_prefix = Formula.factory("plt-racket").prefix
-    system 'scons', "Prefix=#{prefix}", "RacketLib=#{racket_prefix}/lib/racket",
-      "RacketCollects=#{racket_prefix}/lib/racket/collects",
-      "RacketInclude=#{racket_prefix}/include/racket", "RACKET_FRAMEWORK=0", "ADDONS=0",
-      "install"
-  end
-end