v0.8.1.3 Update

- Press F9 in game and you can save the gameplay during the last 10 seconds or so as GIF to your computer - The alert level system is not enabled on the first floor of the first mission until you use the elevator - Added a lot of tips dynamically shown according to your play - A random guard holds an ID card in some missions. And you can use the ID card to go through green laser scanner - Fixed the bug that the controllers are not correctly configured where you wake new agents - Fixed the bug that the new agent can't use weapons when you rescue new agents