implement MecabAnnotator. use BufferedReader/Writer
implement MecabAnnotator. use BufferedReader/Writer

mynlp/jigg,tomeken-yoshinaga/jigg,sakabar/jigg,tomeken-yoshinaga/jigg,mynlp/jigg,tomeken-yoshinaga/jigg,mynlp/jigg,sakabar/jigg,sakabar/jigg