README in pdf-reader-0.6.2 vs README in pdf-reader-0.7

@@ -99,9 +99,32 @@
   pdf = PDF::Reader.file("somefile.pdf", receiver)
   receiver.callbacks.each do |cb|
     puts cb
   end
 
+== Extract metadata only 
+
+  require 'rubygems'
+  require 'pdf/reader'
+
+  class MetaDataReceiver
+    attr_accessor :regular
+    attr_accessor :xml
+
+    def metadata(data)
+      @regular = data
+    end
+
+    def metadata_xml(data)
+      @xml = data
+    end
+  end
+
+  receiver = MetaDataReceiver.new
+  pdf = PDF::Reader.file(ARGV.shift, receiver, :pages => false, :metadata => true)
+  puts receiver.regular.inspect
+  puts receiver.xml.inspect
+
 == Basic RSpec of a generated PDF 
 
   require 'rubygems'
   require 'pdf/reader'
   require 'pdf/writer'