1. All of temporary data files are removed then practical data added.
2. AuthServer traces StartGame session to verify EndGame.
3. Things Associated with 'Upgrade' contents are removed.
4. Costume db schema is changed.
5. PostedEnergy, Baton, BatonResult are merged to Postbox and
LoadPostedEnergy, Baton, BatonResult are merged to LoadPostbox.
6. Logic for 'Evolution' contents are developed.
7. Several logics are improved.

see more details sprint backlog #1 of Project Ghost Hunters.