Add basic teleportation and portals (#269)

* Add basic teleportation and portals

* Address PJB's feedback and minor cleanup

Resources/Textures/Objects/hand_tele.rsi/meta.json

@@ -0,0 +1,33 @@
+{
+    "version": 1,
+    "size": {
+        "x": 32,
+        "y": 32
+    },
+    "license": "CC-BY-SA-3.0",
+    "copyright": "https://github.com/discordia-space/CEV-Eris/raw/237d8f7894617007d75c71d5d9feb4354c78debd/icons/obj/device.dmi",
+    "states": [
+        {
+            "name": "charging",
+            "directions": 1,
+            "delays": [
+                [
+                    1.0,
+                    1.0,
+                    1.0,
+                    1.0
+                ]
+            ]
+        },
+        {
+            "name": "ready",
+            "directions": 1,
+            "delays": [
+                [
+                    5.0,
+                    5.0
+                ]
+            ]
+        }
+    ]
+}