Update server_functions

The protective box is not needed on Chernarus.

If other maps need it we are better off spawning a permanent box around
the debug area once, instead of constantly creating new boxes every time
a player logs in.

SQF/dayz_server/compile/spawn_roadblocks.sqf

@@ -0,0 +1,22 @@
+private ["_position","_veh","_istoomany","_spawnveh"];
+
+waitUntil {!isNil "BIS_fnc_selectRandom"};
+_position = RoadList call BIS_fnc_selectRandom;
+_position = _position modelToWorld [0,0,0];
+
+waitUntil {!isNil "BIS_fnc_findSafePos"};
+_position = [_position,0,10,5,0,2000,0] call BIS_fnc_findSafePos;
+
+if ((count _position) == 2) then {
+	_istoomany = _position nearObjects ["All",5];
+	if ((count _istoomany) > 0) exitWith {};
+	
+	waitUntil {!isNil "BIS_fnc_selectRandom"};
+	_spawnveh = DZE_isWreck call BIS_fnc_selectRandom;
+
+	_veh = createVehicle [_spawnveh,_position, [], 0, "CAN_COLLIDE"];
+	_veh enableSimulation false;
+	_veh setDir round(random 360);
+	_veh setPos _position;
+	_veh setVariable ["ObjectID","1",true];
+};