Add script to sieve un-traslated chapter

    $ ./tr_stat.py
     2:* Go local
     3:* Packages
    ...
    54% traslated

It compare capter titles of tour.article.orig(en) and tour.article(ko)
And, print it with chapter number if they are same.
Merge pull request #37 from suapapa/master

번역할 챕터 프린트 해 주는 스크립트 추가