[best practice] add index.rst
[best practice] add forms.rst
[best practice] add templates.rst
[best practice] add configuration.rst
[best practice] add business-logic.rst
[best practice] "traditionaly" の訳語をweb-assetsと統一
[best practice] business-logic.rst の不要なリンクを削除(fixes #324)
Merge pull request #316 from 77web/bp-01

[best practice] index,forms,templates,configuration,business-logic翻訳