New formula libxspf

libxspf (formerly called libSpiff) brings XSPF playlist reading
and writing support to your C++ application.

Formula/libxspf.rb

@@ -0,0 +1,16 @@
+require 'formula'
+
+class Libxspf <Formula
+  url 'http://downloads.xiph.org/releases/xspf/libxspf-1.2.0.tar.bz2'
+  homepage 'http://libspiff.sourceforge.net/'
+  md5 'eceb3bf8fd4af3b09ea06c5c029cd647'
+
+  depends_on 'cpptest'
+  depends_on 'uriparser'
+
+  def install
+    system "./configure", "--disable-debug", "--disable-dependency-tracking",
+                          "--prefix=#{prefix}"
+    system "make install"
+  end
+end