Engine Culling (#104)

* Move groups.yml to content.

* Add unpowered light prototype from engine.

* Move prototypes and textures over.

* Update submodule

Resources/Textures/Buildings/wall.rsi/meta.json

@@ -1 +1 @@
-{"version":1,"license":"CC-BY-SA-3.0","copyright":"Taken from https://github.com/discordia-space/CEV-Eris/blob/c34c1b30abf18aa552e19294523924c39e5ea127/icons/turf/wall_masks.dmi and modified.","size":{"x":32,"y":32},"states":[{"name":"solid0","select":[],"flags":{},"directions":4},{"name":"solid1","select":[],"flags":{},"directions":4},{"name":"solid2","select":[],"flags":{},"directions":4},{"name":"solid3","select":[],"flags":{},"directions":4},{"name":"solid4","select":[],"flags":{},"directions":4},{"name":"solid5","select":[],"flags":{},"directions":4},{"name":"solid6","select":[],"flags":{},"directions":4},{"name":"solid7","select":[],"flags":{},"directions":4}]}
+{"version":1,"license":"CC-BY-SA-3.0","copyright":"Taken from https://github.com/discordia-space/CEV-Eris/blob/c34c1b30abf18aa552e19294523924c39e5ea127/icons/turf/wall_masks.dmi and modified.","size":{"x":32,"y":32},"states":[{"name":"full","select":[],"flags":{},"directions":1},{"name":"solid0","select":[],"flags":{},"directions":4},{"name":"solid1","select":[],"flags":{},"directions":4},{"name":"solid2","select":[],"flags":{},"directions":4},{"name":"solid3","select":[],"flags":{},"directions":4},{"name":"solid4","select":[],"flags":{},"directions":4},{"name":"solid5","select":[],"flags":{},"directions":4},{"name":"solid6","select":[],"flags":{},"directions":4},{"name":"solid7","select":[],"flags":{},"directions":4}]}

Resources/Textures/Mob/greyshirt.rsi/meta.json

@@ -0,0 +1,15 @@
+{
+    "version": 1,
+    "size": {
+        "x": 32,
+        "y": 32
+    },
+    "states": [
+        {
+            "name": "greyshirt",
+            "directions": 4,
+            "select": [],
+            "flags": {}
+        }
+    ]
+}

Resources/Textures/Tiles/copyright.txt

@@ -0,0 +1,3 @@
+Alright because tiles don't use RSIs (yet) I gotta write this out.
+
+floor_steel.png taken from CEV-Eris commit 28e589f0ff72a009adf17db767e90be39054f0f2