More belts and welders (#2453)

* Adds sprites

* Added prototypes

* Adds experimental and mini welder

* Adds welder to CE's belt

* Lazily filled out the belts

* Added to spawn jobs

* Merge branch 'master' of https://github.com/space-wizards/space-station-14 into pr/2453

* Update Resources/Prototypes/Entities/Objects/Tools/welders.yml

Co-authored-by: DrSmugleaf <DrSmugleaf@users.noreply.github.com>

Co-authored-by: DrSmugleaf <DrSmugleaf@users.noreply.github.com>

Resources/Textures/Objects/Tools/welder_mini.rsi/meta.json

@@ -0,0 +1,30 @@
+{
+  "version": 1,
+  "size": {
+    "x": 32,
+    "y": 32
+  },
+  "license": "CC-BY-SA-3.0",
+  "copyright": "Taken from tgstation at commit https://github.com/tgstation/tgstation/commit/199fffd989d6f7fd6ea9c5188c875137df4f34b8",
+  "states": [
+    {
+      "name": "icon",
+      "directions": 1,
+      "delays": [
+        [
+          1
+        ]
+      ]
+    },
+    {
+      "name": "welder_flame",
+      "directions": 1,
+      "delays": [
+        [
+          0.2,
+          0.1
+        ]
+      ]
+    }
+  ]
+}