[fr] Follow #867

Fixed bug in ArticleController.php example.
[ja] Follow #867
[ja] Follow 347b00e03c18963e6c279e124b228c9df7b6fd7b
Merge pull request #871 from suzuki/feature/ja-follow-867

[ja] Follow #867
Merge pull request #872 from suzuki/feature/ja-follow-fix-github

[ja] Follow 347b00e03c18963e6c279e124b228c9df7b6fd7b
Remove outdated information.
Correct grammar in Request/Response docs
Merge pull request #875 from bcrowe/hotfix=requestParams

Correct grammar in Request/Response docs
Merge branch 'master' into 2.5