updated react packages to 2021

- exception: Bootstrap remains at 4, react-router-dom at 5.*

react-app/package.json

@@ -3,21 +3,23 @@
   "version": "0.2.0",
   "private": true,
   "dependencies": {
-    "bootstrap": "^4.6.0",
-    "formik": "^2.2.6",
-    "prop-types": "^15.6.1",
+    "bootstrap": "^4.6.1",
+    "formik": "^2.2.9",
+    "prop-types": "^15.7.2",
     "react": "^17.0.2",
     "react-dom": "^17.0.2",
     "react-player": "^2.9.0",
-    "react-redux": "^7.2.3",
-    "react-router-dom": "^5.2.0",
-    "react-scripts": "4.0.3",
-    "reactstrap": "^8.9.0",
-    "redux": "^4.0.5",
-    "redux-thunk": "^2.3.0",
+    "react-redux": "^7.2.6",
+    "react-router-dom": "^5.2.1",
+    "reactstrap": "^8.10.1",
+    "redux": "^4.1.2",
+    "redux-thunk": "^2.4.0",
     "superagent": "^6.1.0",
     "toastr": "^2.1.4"
   },
+  "devDependencies": {
+    "react-scripts": "4.0.3"
+  },
   "scripts": {
     "start": "react-scripts start",
     "build": "react-scripts build",

react-app/src/containers/AppContainer.js

@@ -19,7 +19,7 @@ import config from '../config/';
  */
 const AppContainer = (props) => (
     <div>
-      <TopNavBar branding="CS3214 Demo App 2020"
+      <TopNavBar branding="CS3214 Demo App 2021"
                   menus={config.menus} 
                   user={props.user} 
                   loginUrl={`/login`}