Cleans up janitorial content (#3802)

* Initial

* Adds a drawdepth for hydroponics

* Maps 2 buckets in

* Moved the bucket into it's own yaml

* tg sprites for bucket and you can put it on your head now

* Cleanup timegit add . !

* Applied Reviews

* Attempts to revert the changes to Saltern

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

@@ -1 +1,22 @@
-{"version": 1, "size": {"x": 32, "y": 32}, "states": [{"name": "inhand-left", "directions": 4, "delays": [[1.0], [1.0], [1.0], [1.0]]}, {"name": "inhand-right", "directions": 4, "delays": [[1.0], [1.0], [1.0], [1.0]]}, {"name": "mop", "delays": [[1.0]]}]}
+{
+  "version": 1,
+  "license": "CC-BY-SA-3.0",
+  "copyright": "Taken from tgstation at commit https://github.com/tgstation/tgstation/commit/f8f4aeda930fcd0805ca4cc76d9bc9412a5b3428",
+  "size": {
+    "x": 32,
+    "y": 32
+  },
+  "states": [
+    {
+      "name": "mop"
+    },
+    {
+      "name": "inhand-left",
+      "directions": 4
+    },
+    {
+      "name": "inhand-right",
+      "directions": 4
+    }
+  ]
+}