feat: sync mixly root files and common folder

mixly/common/js/skulpt_mixcar/inittool.js

@@ -0,0 +1,20 @@
+var $builtinmodule = function (name) {
+	let mod= {__name__: new Sk.builtin.str("blocktool")};
+
+    var highlight = function(id) {
+        id=Sk.ffi.remapToJs(id)
+        Mixly.Editor.blockEditor.highlightBlock(id);
+    };
+    
+    var highlight_f=function(block_id) {
+        return new Sk.misceval.promiseToSuspension(new Promise(function(resolve) {
+            setTimeout( () => {   
+                highlight(block_id)
+                resolve(Sk.builtin.none.none$);
+            }, 800);
+        }));
+    }
+    mod.highlight = new Sk.builtin.func(highlight_f);
+
+    return mod;
+}