Add BarDrobe and Bar Backroom into Saltern (#3843)

* Add BarDrobe

* Add Tophat and beer goggles into BarDrobe

* Add bar backroom

* Fix license

* Fix roundstart atmos

* Refactoring and using specific commit for meta.json

* Add black shoes into BarDrobe

* Update meta.json to standard

Co-authored-by: Swept <sweptwastaken@protonmail.com>

Resources/Textures/Constructible/Power/VendingMachines/bardrobe.rsi/meta.json

@@ -0,0 +1,35 @@
+{
+  "version": 1,
+  "license": "CC-BY-SA-3.0",
+  "copyright": "Taken from tgstation at https://github.com/tgstation/tgstation/commit/a879151ef04192ae2a791278ee882c1bce7c5062",
+  "size": {
+    "x": 32,
+    "y": 32
+  },
+  "states": [
+    {
+      "name": "broken"
+    },
+    {
+      "name": "off"
+    },
+    {
+      "name": "panel"
+    },
+    {
+      "name": "normal-unshaded",
+      "delays": [
+        [
+          1.0,
+          0.1,
+          1.0,
+          0.1,
+          1.0,
+          0.1,
+          1.0,
+          0.1
+        ]
+      ]
+    }
+  ]
+}