def summarize
      puts 
      puts "Maven Jnlp families: #{@maven_jnlp_families.length}"
      puts
      @maven_jnlp_families.each do |family|
        puts "name: #{family.name}"
        puts "  versions: #{family.versions.length}"
        puts "  current snapshot version: #{family.snapshot_version}"
        puts
      end
      puts
    end
def summarize
      puts 
      puts "Maven Jnlp families: #{@maven_jnlp_families.length}"
      puts
      @maven_jnlp_families.each do |family|
        puts "name: #{family.name}"
        puts "  versions: #{family.versions.length}"
        puts "  current snapshot version: #{family.snapshot_version}"
        puts
      end
      puts
    end
Pass in:

    base_url, maven_jnlp_path


 summarize

 Display a summary of the jnlp families and versions
 available on stdout.

 Example:

   require 'jnlp'
   mj = Jnlp::MavenJnlp.new('http://jnlp.concord.org', '/dev/org/concord/maven-jnlp/')
   mj.summarize

   Maven Jnlp families: 26

   name: all-otrunk-snapshot
     versions: 1568
     current snapshot version: 0.1.0-20090327.222627

   name: all-otrunk-snapshot-with-installer
     versions: 167
     current snapshot version: 0.1.0-20090327.222727

   name: capa-measuring-resistance
     versions: 1496
     current snapshot version: 0.1.0-20090327.222729

   name: capa-otrunk
     versions: 1172
     current snapshot version: 0.1.0-20090327.222733

   ...