Adds advanced mop and research (#14917)

* add advanced mop

* make advmop clean faster

* works now

* tweak stats

* tweak speed again

* typo!!!

* copyright change for nerds

Resources/Textures/Objects/Specific/Janitorial/advmop.rsi/meta.json

@@ -0,0 +1,22 @@
+{
+  "version": 1,
+  "license": "CC-BY-SA-3.0",
+  "copyright": "Taken from tgstation at https://github.com/tgstation/tgstation/commit/b136cf653c4926e475f8d39b34cd1b713331865a",
+  "size": {
+    "x": 32,
+    "y": 32
+  },
+  "states": [
+    {
+      "name": "advmop"
+    },
+    {
+      "name": "inhand-left",
+      "directions": 4
+    },
+    {
+      "name": "inhand-right",
+      "directions": 4
+    }
+  ]
+}