Fix to install in Cellar as it should

The current wakeonlan formula causes the script and man
page to get installed directly into /usr/local instead of
into the Cellar like it should, this patch fixes that.

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

Formula/wakeonlan.rb

@@ -7,6 +7,11 @@ class Wakeonlan <Formula
 
   def install
     system "perl", "Makefile.PL"
+    # Make sure script and manual get installed in Cellar properly
+    inreplace "Makefile" do |s|
+      s.change_make_var! "INSTALLSITESCRIPT", bin
+      s.change_make_var! "INSTALLSITEMAN1DIR", man1
+    end
     system "make"
     system "make install"
   end