Init & Avian Origin

Added custom avian origin
    with power "frail flight"
Added custom power "frail flight" which allows elytra flight but only when health >= 20.

No icons used yet. For some reason they cause errors.

datapack/data/feathermc/origins/avian.json

@@ -0,0 +1,9 @@
+{
+  "name": "Avian",
+  "description": "A feathered creature that prefers to live up high, is lightweight and can glide.",
+  "powers": [
+    "feathermc:frail_flight"
+  ],
+  "order": 0,
+  "impact": 2
+}

datapack/data/feathermc/powers/frail_flight.json

@@ -0,0 +1,12 @@
+{
+  "type": "origins:elytra_flight",
+  "name": "Frail Flight",
+  "icon": "minecraft:elytra",
+  "description": "Able to use your wings to glide but only when you're not hurt.",
+  "render_elytra": true,
+  "condition": {
+    "type": "origins:health",
+    "comparison": ">=",
+    "compare_to": 20
+  }
+}

datapack/data/origins/origin_layers/origin.json

@@ -0,0 +1,6 @@
+{
+  "replace": false,
+  "origins": [
+    "feathermc:avian"
+  ]
+}

datapack/pack.mcmeta

@@ -0,0 +1,6 @@
+{
+  "pack": {
+    "pack_format": 15,
+    "description": "Adds a new Avian, Bat, Feline, Dog, Dragon, Protogen origin. Meant for a specific server."
+  }
+}