Дебаг сигнализации.

Почистил мусор
Перенес всю отрисовку дебаг информации в ENT:Draw()

lua/entities/gmod_train_autodrive_coil/cl_init.lua

@@ -1,21 +1,31 @@
 include("shared.lua")
 
+local C_SignalDebug = GetConVar("metrostroi_drawsignaldebug")
+
 function ENT:Initialize()
-    self.CanDraw = GetConVar("metrostroi_drawsignaldebug"):GetInt()>0
+    self:SetNoDraw(false)
+    self:DrawShadow(false)
+    self.CanDraw = C_SignalDebug:GetBool()
+
     for k,v in pairs(self.ValidModels) do
         if v==self:GetModel() then
             self.CanDraw = true
             break
         end
     end
-    self:DrawShadow(false)
 end
-function ENT:Draw()
-    if not self.CanDraw then return end
-    self:DrawModel()
-end
-cvars.AddChangeCallback("metrostroi_drawsignaldebug", function()
-    for k,auto in pairs(ents.FindByClass("gmod_train_autodrive_coil")) do
-        if auto.Initialize then auto:Initialize() end
+
+function ENT:Draw(flags)
+    if not self.CanDraw then
+        self:SetNoDraw(true)
+        return
     end
-end,"AutodriveCoil")
+
+    self:DrawModel(flags)
+end
+
+cvars.AddChangeCallback("metrostroi_drawsignaldebug", function()
+    for _,ent in pairs(ents.FindByClass("gmod_train_autodrive_coil")) do
+        ent:Initialize()
+    end
+end)