troubleshooting.md を翻訳
指摘点の修正
docs/windows.md 初版翻訳
Add missing translation of `usage.md`
Merge pull request #88 from chezou/add-missing-usage

Add missing translation of `docs/usage.md`
Merge pull request #89 from satoso/iss26

docs/windows.md 初版翻訳
Merge pull request #79 from tmkoikee/translate-troubleshooting

docs/troubleshooting.md を翻訳
原文のすべてを挿入
原文用コメントタグid'original'の挿入
Merge branch 'master' into missing-comment-id
Merge pull request #92 from melborne/missing-comment-id

Add missing comment id 'original' #65