Merge pull request #1 from nao-web/goodparts

goodparts
Merge pull request #2 from nao-web/goodparts

Goodparts
Merge pull request #3 from nao-web/goodparts

8.0
Merge pull request #4 from nao-web/goodparts

e.3
readme
Merge branch 'master' of https://github.com/nao-web/jspractice