Tweaks and improvements

Added depth of field for inventory, pda, and containers. Added smooth crouch and slope of the character, changed the angle on the slopes so that it was impossible to shoot everything around the corner. Corrected the animation of torso rotation when running from the 3rd person, now looks more smoothly. The function of lifting items has changed. Now you can not pick up a lot of items at once, since the character has only 2 hands and he begins to drop things. Added a lot of different sound profiles for items a