Added new version map - v.5b

-Change windows hp in medical office and storage room
-The hole in the storage room is closed by a barricade
-Wooden props now more difficult to break
-Mass has been changed for some props, and some of the props are now not static

Added new version map - v.5a

-The windows on the 1st floor are now unbreakable
-Props balance changed
-The HP of the window on the 2nd floor in the medical office is significantly increased

Added new version map - v.5

-The name of the version changed from vr to v
-Added new building
-Added a new room on the 2nd floor
-Simplified hit through the window in the medical office
-Removed the wall on the stairs

Added new version map - v.r2

-Added more props, removed the inability to move some props
-Security room changed
-Added medical office
-Added a fence in the survivor's spawn
-Added wall on the stairs
-The window above the stairs no longer breaks, but headcrabs can climb through it, and also poison passes through it