remove_dir

# File lib/bundler/runtime.rb, line 282
    def remove_dir(dir, dry_run)
      full_name = Pathname.new(dir).basename.to_s

      parts    = full_name.split("-")
      name     = parts[0..-2].join("-")
      version  = parts.last
      output   = "#{name} (#{version})"

      if dry_run
        Bundler.ui.info "Would have removed #{output}"
      else
        Bundler.ui.info "Removing #{output}"
        FileUtils.rm_rf(dir)
      end

      output
    end