Arachnid rework (#18631)

* Merge before I fuck up anything again

* craft whitelist

* Sericulture

* Spider

* gone

* quickly fixed

* and coders taketh away

* And we take more away

* sericulture improvements

* arachnid

* better webbed

* OH WAIT

* test fail

Resources/Textures/Objects/Materials/silk.rsi/meta.json

@@ -0,0 +1,12 @@
+{
+  "version": 1,
+  "license": "CC-BY-SA-3.0",
+  "copyright": "Made by PixelTheKermit (github) for SS14",
+  "size": {"x": 32, "y": 32},
+  "states":
+  [
+    {
+      "name": "icon"
+    }
+  ]
+}