Refactor Util a bit :trollface:
Send window size to log-server
Refactor process
Skel for quest checker
Add Nyukyo Quest PreCheck
Reject the same API sequence of NyukyoStart
Make whole skelton for PreCheck event bind
Add interface for config prevent-forgetting-quest
Refactor FileSystem
Limit allowed file type for audio
Fix validation message
Add Practice Quest PreCheck
Refactor PreChecker
Add Map Quest PreCheck
Apply new usage of PreChecker
Fix bug : do not edit property of class
Improve screenshot event
Add Map Quest PreCheck
Add Kousyou Quest PreCheck
Fix bug : mute PreCheck alert in QuestList