style: comment unused code and format

Signed-off-by: MiaoWoo <admin@yumc.pw>

src/system/dapp.ts

@@ -9,7 +9,7 @@
 */
 
 "use strict";
-import * as fs from 'fs'
+// import * as fs from 'fs'
 class DApp {
     constructor() {
     }
@@ -46,16 +46,16 @@ class DApp {
 };
 module.exports = DApp;
 
-function ReqDir(Path) {
-    if (fs.existsSync(Path)) {
-        var arr = fs.readdirSync(Path);
-        for (var i = 0; i < arr.length; i++) {
-            var name = arr[i];
-            global.ToLog("Reg: " + name);
-            var name2 = Path + "/" + arr[i];
-            require(name2);
-        }
-    }
-};
+// function ReqDir(Path) {
+//     if (fs.existsSync(Path)) {
+//         var arr = fs.readdirSync(Path);
+//         for (var i = 0; i < arr.length; i++) {
+//             var name = arr[i];
+//             global.ToLog("Reg: " + name);
+//             var name2 = Path + "/" + arr[i];
+//             require(name2);
+//         }
+//     }
+// };
 global.DApps = {};
 global.DAppByType = {};