Use helmet on login, signup pages.

web/src/Setting.js

@@ -19,6 +19,7 @@ import "./i18n";
 import i18next from "i18next";
 import copy from "copy-to-clipboard";
 import {authConfig} from "./auth/Auth";
+import {Helmet} from "react-helmet";
 
 export let ServerUrl = "";
 
@@ -210,3 +211,16 @@ export function goToLogin(ths, application) {
     goToLink(`${application.homepageUrl}/login`);
   }
 }
+
+export function renderHelmet(application) {
+  if (application === undefined || application === null || application.organizationObj === undefined || application.organizationObj === null ||application.organizationObj === "") {
+    return null;
+  }
+
+  return (
+    <Helmet>
+      <title>{application.organizationObj.displayName}</title>
+      <link rel="icon" href={application.organizationObj.favicon} />
+    </Helmet>
+  )
+}

web/src/auth/LoginPage.js

@@ -25,6 +25,7 @@ import {GithubLoginButton, GoogleLoginButton} from "react-social-login-buttons";
 import QqLoginButton from "./QqLoginButton";
 import i18next from "i18next";
 import {authConfig} from "./Auth";
+import {Helmet} from "react-helmet";
 
 class LoginPage extends React.Component {
   constructor(props) {
@@ -282,6 +283,9 @@ class LoginPage extends React.Component {
       <Row>
         <Col span={24} style={{display: "flex", justifyContent: "center"}}>
           <div style={{marginTop: "80px", textAlign: "center"}}>
+            {
+              Setting.renderHelmet(application)
+            }
             {
               Setting.renderLogo(application)
             }

web/src/auth/ResultPage.js

@@ -56,6 +56,9 @@ class ResultPage extends React.Component {
 
     return (
       <div>
+        {
+          Setting.renderHelmet(application)
+        }
         <Result
           status="success"
           title={i18next.t("signup:Your account has been created!")}

web/src/auth/SignupPage.js

@@ -294,6 +294,9 @@ class SignupPage extends React.Component {
         <Row>
           <Col span={24} style={{display: "flex", justifyContent:  "center"}} >
             <div style={{marginTop: "10px", textAlign: "center"}}>
+              {
+                Setting.renderHelmet(application)
+              }
               {
                 Setting.renderLogo(application)
               }