bibutils: style cleanups

- use new homepage and download URL

Signed-off-by: Jack Nagel <jacknagel@gmail.com>

Formula/bibutils.rb

@@ -1,20 +1,24 @@
 require 'formula'
 
 class Bibutils < Formula
-  url 'http://www.scripps.edu/~cdputnam/software/bibutils/bibutils_4.12_src.tgz'
-  homepage 'http://www.scripps.edu/~cdputnam/software/bibutils/'
+  homepage 'http://sourceforge.net/p/bibutils/home/Bibutils/'
+  url 'http://sourceforge.net/projects/bibutils/files/bibutils_4.12_src.tgz'
   md5 '395f46393eca8e184652c5e8e1ae83b6'
 
   def install
     system "./configure --install-dir #{prefix}"
-    inreplace "Makefile" do |s|
-      s.change_make_var! "CC", "CC=\"#{ENV.cc}\""
+
+    inreplace 'Makefile' do |s|
+      # this is weird, but necessary
+      s.change_make_var! 'CC', "CC=#{ENV.cc}"
     end
+
     system "make"
 
-    executables = %w{ bib2xml ris2xml end2xml endx2xml med2xml isi2xml copac2xml
-        biblatex2xml ebi2xml wordbib2xml xml2ads xml2bib xml2end xml2isi
-        xml2ris xml2wordbib modsclean }
-    executables.each { |x| bin.install "bin/#{x}" }
+    cd 'bin' do
+      bin.install %w{bib2xml ris2xml end2xml endx2xml med2xml isi2xml copac2xml
+        biblatex2xml ebi2xml wordbib2xml xml2ads xml2bib xml2end xml2isi xml2ris
+        xml2wordbib modsclean}
+    end
   end
 end