Add bin and edit workflow

bin/gems/pdf-reader-2.14.1/examples/page_count.rb

@@ -0,0 +1,13 @@
+#!/usr/bin/env ruby
+# coding: utf-8
+
+# A simple app to count the number of pages in a PDF File.
+
+require 'rubygems'
+require 'pdf/reader'
+
+filename = File.expand_path(File.dirname(__FILE__)) + "/../spec/data/cross_ref_stream.pdf"
+
+PDF::Reader.open(filename) do |reader|
+  puts "#{reader.page_count} page(s)"
+end