add issues routes, add controller issues
user issue 前端欄位實作, 登入暫時以user判定
admin後台只顯示未回覆的issue
add issue callback, update is_replied
拔掉刪除按鈕, 補上th 操作
fix bug
code調整, issue建立(belongs_to user完成)
fix 87 code, 判斷是要寫在new Q_Q not _form
Merge branch 'feature/t529' into develop