Icon fixing and general cleanup (#2156)

* Cable coils now look BEAUTIFUL and have inhands

* Editors note

* Materials have their own rsi + more icons fixed

* Fixed Mimic [AI]

* More icons fixed...

* Tanks have own rsi and fixed tank icons

* Airlock icons fixed

* Fuel tank hotfix

* Arcade fixed

* ChairBase is now abstract

* Fixes medical stuff

* Fixes rechargers

* Pump/Pipe icons

* Misc hotfixes

* All debug power icons fixed!

* Fixes auto/proto/research computer icons

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

@@ -0,0 +1,107 @@
+{
+    "version": 1,
+    "license": "CC-BY-SA-3.0",
+    "copyright": "Taken from tgstation at commit https://github.com/tgstation/tgstation/commit/37f849fb17014f689346f7a9a49fab5f5562cf18",
+    "size": {
+        "x": 32,
+        "y": 32
+    },
+    "states": [
+        {
+            "name": "alienhide",
+            "directions": 1
+        },
+        {
+            "name": "cathide",
+            "directions": 1
+        },
+        {
+            "name": "corgihide",
+            "directions": 1
+        },
+        {
+            "name": "liggerhide",
+            "directions": 1
+        },
+        {
+            "name": "monkeyhide",
+            "directions": 1
+        },
+        {
+            "name": "banananium",
+            "directions": 1
+        },
+        {
+            "name": "diamond",
+            "directions": 1
+        },
+        {
+            "name": "uranium",
+            "directions": 1
+        },
+        {
+            "name": "wood_plank",
+            "directions": 1
+        },
+        {
+            "name": "wool",
+            "directions": 1
+        },
+        {
+            "name": "copperbar_single",
+            "directions": 1
+        },
+        {
+            "name": "goldbar_10",
+            "directions": 1
+        },
+        {
+            "name": "goldbar_20",
+            "directions": 1
+        },
+        {
+            "name": "goldbar_30",
+            "directions": 1
+        },
+        {
+            "name": "leadbar_single",
+            "directions": 1
+        },
+        {
+            "name": "steelbar_single",
+            "directions": 1
+        },
+        {
+            "name": "tinbar_single",
+            "directions": 1
+        },
+        {
+            "name": "phoron_ore",
+            "directions": 1
+        },
+        {
+            "name": "phoron_sheet",
+            "directions": 1
+        },
+        {
+            "name": "phoron_gem",
+            "directions": 1
+        },
+        {
+            "name": "spent_phoron_gem",
+            "directions": 1
+        },
+        {
+            "name": "rods",
+            "directions": 1
+        },
+        {
+            "name": "sheet_glass",
+            "directions": 1
+        },
+        {
+            "name": "sheet_metal",
+            "directions": 1
+        }
+    ]
+}