Add pointing (#1435)

* Add pointing keybind and simple message

* Add turning the player when pointing

* Add pointing arrow

* Make the popup message appear on the pointing entity

* Add pointing to tiles and space and proper grammar

* Move pointing bind from HandsSystem to PointingSystem

* Add more messages for pointing depending on the viewer perspective

* Fix non nullable reference type

* Serialize pointing arrow duration

* Serialize pointing arrow step and add summaries

* Make arrow speed serializable and make it depend on frame time

* Add 0.2 second delay between pointings

* Add pointing arrow yaml examples

* Add the ability for pointing arrows to be rogue

* Remove rogue package reference

* Add point to verb

https://cdn.discordapp.com/attachments/313107470031650816/735268651636228197/unknown.png

* Add shift middle clicking an entity in the verb menu to point at it

* Add VV to PointingArrowComponent

* Increase pointing delay from 0.2 to 0.5 seconds

* Address reviews

* Fix nullability errors

* Separate pointing and rogue pointing code

* Fix rogue pointing arrow visuals

* Made rogue pointing arrow rotation adjustment readable for mortals

* Make rogue pointing arrows less destructive

* Cleanup more of the rogue pointing arrow code

Resources/Textures/Interface/Misc/pointing.rsi/meta.json

@@ -0,0 +1,16 @@
+{
+    "version": 1,
+    "size": {
+        "x": 32,
+        "y": 32
+    },
+    "license": "CC-BY-SA-3.0",
+    "copyright": "https://github.com/tgstation/tgstation/tree/96ac5662eb4977aedbff7ddc061eee100b3bf365",
+    "states": [
+        {
+            "name": "pointing",
+            "directions": 1,
+            "delays": [[1]]
+        }
+    ]
+}