for pull request
refs #4 added migration for comment
refs #4 comment
refs #4 added destry
refs #4 comment edit
refs #4 remove debug alert
 refs #4 refactoring
refs #4 fix edit after edit problem
refs #4 fix html div replace bug
refs #4 refactor 2 => remove unnecessary sentry call
refs #4 move style to css
refs #4 added migration for comment
refs #4 comment
refs #4 added destry
refs #4 comment edit
refs #4 remove debug alert
 refs #4 refactoring
refs #4 fix edit after edit problem
refs #4 fix html div replace bug
refs #4 refactor 2 => remove unnecessary sentry call