modified:   crawler/dsl.txt
	modified:   crawler/pixiv/config.rb
	modified:   crawler/pixiv/crawler.rb
	新規ファイル: crawler/pixiv/parallel_cralwler.rb
	新規ファイル: crawler/pixiv/remote_image.rb
	modified:   crawler/pixiv/scratch.rb
	modified:   crawler/pixiv/user_crawler.rb
	modified:   crawler/util.rb