Move/add test worlds

I can't move the default world into the new `worlds/` folder yet due to
1j01/skele2d#36

Author: 1j01

index.html

@@ -82,7 +82,7 @@ <h1>Welcome to Tiamblia</h1>
 	</style>
 	<script>
 		if(window.nw){
-			document.write(`<script src="node_modules/nw-dev/lib/dev.js" data-ignore="world.json|animations/*.json|*.md">${"</"}script>`);
+			document.write(`<script src="node_modules/nw-dev/lib/dev.js" data-ignore="world.json|worlds/*.json|animations/*.json|*.md">${"</"}script>`);
 		}
 	</script>
 	<!-- TODO: load these as modules as well (keep everything versioned with npm) -->

src/dev-ui.coffee

@@ -111,7 +111,7 @@ load_from_json = (json)->
 	return true
 store_file_handle = (file_handle) ->
 	idb_keyval.set("tiamblia.file_handle", file_handle)
-	# Maybe I should rename this file to be less generic
+	# Maybe I should rename this file to be less generic... https://github.com/1j01/skele2d/issues/36
 	if file_handle.name is "world.json"
 		idb_keyval.set("tiamblia.default_world_file_handle", file_handle)
 	return