refactor: optimized the logic of account authorization and de-authorization of accounts

Author: geyang-git

example/basic-dapp/index.html

@@ -50,8 +50,8 @@
       <button id="connect" disabled="true">Connect
         Wallet
       </button>
-      <button id="logout" disabled="true">
-        Logout
+      <button id="Deauthorize" disabled="true">
+        Deauthorize
       </button>
       <footer>
         <p>Address: <span id="address">N/A</span></p>
@@ -90,6 +90,22 @@
         Result: <span id="get_cfx_result">N/A</span>
       </footer>
     </article>
+
+    <article>
+      <header>
+        使用AnyWeb网关的合约调用示例
+      </header>
+      <form>
+        <label>test</label>
+      </form>
+      <button id="gateway_test" disabled=
+        "true">Gateway Test
+      </button>
+      <footer>
+        Result: <span id="gateway_test_result">N/A</span>
+      </footer>
+    </article>
+
     <article>
       <header>
         Approve (cUSDT)