SCP: Breach 2D

What’s new:

-Added a system of roles (the role of a security guard with one ending);
-Added a new “secret” ending for class D;
-Added shooting (+ p90);
-Added new scenery, effects;
-Added SCP-999;
-Added NPCs in the form of class D and scientists;
-Added text notifications (walkie-talkie, loudspeaker);
-Fix bugs;