allow users to change password through browser (#7683)

Allow IAM users to change the password using
browser UI.

browser/app/js/web.js

@@ -72,6 +72,9 @@ class Web {
   Logout() {
     storage.removeItem('token')
   }
+  GetToken() {
+    return storage.getItem('token')
+  }
   ServerInfo() {
     return this.makeCall('ServerInfo')
   }
@@ -99,12 +102,6 @@ class Web {
   RemoveObject(args) {
     return this.makeCall('RemoveObject', args)
   }
-  GetAuth() {
-    return this.makeCall('GetAuth')
-  }
-  GenerateAuth() {
-    return this.makeCall('GenerateAuth')
-  }
   SetAuth(args) {
     return this.makeCall('SetAuth', args)
       .then(res => {