conveyor & recycler ecs (#4537)

* conveyor done, recycler still todo

* done, just need to suss out the physics part. pinged sloth about it

* ship it

Resources/Prototypes/Entities/Structures/Machines/recycler.yml

@@ -20,11 +20,17 @@
     netsync: false
     sprite: Structures/Machines/recycling.rsi
     layers:
-    - state: grinder-o1
-      map: ["enum.RecyclerVisualLayers.Bloody"]
+    - state: grinder-o0
+      map: ["enum.RecyclerVisualLayers.Main"]
   - type: Appearance
     visuals:
     - type: RecyclerVisualizer
-      state_clean: grinder-o1
-      state_bloody: grinder-o1bld
+      state_on: grinder-o1
+      state_off: grinder-o0
   - type: Recycler
+  - type: Conveyor
+  - type: SignalReceiver
+    inputs:
+      - name: state
+        type: Content.Shared.MachineLinking.TwoWayLeverSignal
+        maxConnections: 1

Resources/Prototypes/Entities/Structures/conveyor.yml

@@ -13,12 +13,11 @@
         !type:PhysShapeAabb
           bounds: "-0.49,-0.49,0.49,0.49"
       hard: false
-      layer: [Passable]
-      mask:
-      - Impassable
-      - MobImpassable
-      - VaultImpassable
-      - SmallImpassable
+      layer:
+        - Opaque
+        - Impassable
+        - MobImpassable
+        - VaultImpassable
   - type: SnapGrid
   - type: Sprite
     netsync: false