Fix sleep. Finally!

Author: Xottab-DUTY

res/gamedata/scripts/ui_sleep_dialog.script

@@ -137,14 +137,16 @@ function sleep_dialog:OnMessageBoxOk()
 end
 
 function sleep_dialog:OnKeyboard(dik, keyboard_action)
-	CUIScriptWnd.OnKeyboard(self,dik,keyboard_action)
+	CUIScriptWnd.OnKeyboard(self, dik, keyboard_action)
 	if keyboard_action == ui_events.WINDOW_KEY_PRESSED then
 		if dik == DIK_keys.DIK_ESCAPE then
 			self:HideDialog()
 			db.actor:give_info_portion("tutorial_sleep")
 			disable_info("sleep_active")
+            return true
 		end
 	end
+	return false
 end
 --------------------------------------------------------------------------------
 function dream_callback()