Add assets readme

assets/README.md

@@ -0,0 +1,30 @@
+# IMIC FPS Assets
+## Directory Structure
+* /__package__
+  * /__name__
+    * /model -
+    * /scripts
+    * /textures
+    * manifest.yaml
+
+## Manifest File
+```yaml
+name: "Friendly Name of Object"
+model: "model.obj" # path to model relative to package/name/model/
+
+# optional options:
+# Type of collision detection to use: null, boundingbox, orientated_bb, mesh
+collision: "mesh"
+# Path to collision model or null to use `model`
+collision_mesh: null
+# Array of scripts to load, relative to package/name/scripts/
+scripts: [
+  "script"
+]
+# Array of assets to preload that this asset uses/requires
+uses: [
+  -
+    package: "base"
+    name: "door"
+]
+```