def describe
      puts "Project #{name} contains"
      targets.each do |t|
        puts " + target:#{t.name}"
        t.configs.each do |c|
          puts "    + config:#{c.name}"
        end
      end
      schemes.each do |s|
        puts " + scheme #{s.name}"
        puts "    + targets: #{s.build_targets.map{|t| t.name}}"
        puts "    + config:  #{s.build_config}"
      end
    end
def describe
      puts "Project #{name} contains"
      targets.each do |t|
        puts " + target:#{t.name}"
        t.configs.each do |c|
          puts "    + config:#{c.name}"
        end
      end
      schemes.each do |s|
        puts " + scheme #{s.name}"
        puts "    + targets: #{s.build_targets.map{|t| t.name}}"
        puts "    + config:  #{s.build_config}"
      end
    end
Prints to STDOUT a description of this project's targets, configuration and schemes.