Initial commit
Change output from world to naoya
Add ikyu
Merge branch 'master' into feature/world-to-naoya
Remove comment
Merge pull request #5 from naoya/feature/world-to-naoya

"World!" を "naoya" に出力を変える
Pass Travis Build
Merge pull request #7 from naoya/feature/pass-test

[WIP] Travis CI のテストを通す
Merge branch 'master' into feature/sasajima02
delete comment