Merge remote-tracking branch 'origin/master'
Merge remote-tracking branch 'origin/master' into refactor_javascript
Modified:   app/assets/javascripts/plan.js
jsonのkeyにダブルクオーテーションをつける
Modified:   app/assets/javascripts/plan.js
エリアタグの取得方法を$.mapに変更
Merge branch 'refactor_javascript'