Reload messages when plugin restarts.
Add SessionManager.export/importSessions(), add session persistance through "/logit reload" command calls.
Add WaitingRoom.removeAll() method.
Load messages from "lang" directory.
Add new configuration system together with parent command "/logit config", add Vault groups for registered and unregistered players.
InventoryDepository/AccountManager: Check ResultSet.isBeforeFirst() BEFORE getting data from it.