pack.mcmeta:

- Added `supported_formats` to make minecraft show it as compatible for newer versions

ReadMe.txt:
- A file added to optional resource pack root since interested people might check out the optional resource pack

resourcepack.md:
- Added lines to clarify the use of the schema
- Added lines to suggest the use of `supported_formats`

Resourcepack/quarter_circle_speedometer/pack.mcmeta

@@ -1,6 +1,10 @@
 {
   "pack": {
     "pack_format": 34,
-    "description": "A different speedometer"
+    "description": "A different speedometer",
+    "supported_formats": {
+      "min_inclusive": 34,
+      "max_inclusive": 57
+    }
   }
 }