More edits

Author: jasonjoh

demos/03-add-msgraph/graph-tutorial/src/Calendar.js

@@ -8,7 +8,7 @@ function formatDateTime(dateTime) {
   return moment.utc(dateTime).local().format('M/D/YY h:mm A');
 }
 
-export default class Welcome extends React.Component {
+export default class Calendar extends React.Component {
   constructor(props) {
     super(props);
 

tutorial/add-ms-graph.md

@@ -40,7 +40,7 @@ function formatDateTime(dateTime) {
   return moment.utc(dateTime).local().format('M/D/YY h:mm A');
 }
 
-export default class Welcome extends React.Component {
+export default class Calendar extends React.Component {
   constructor(props) {
     super(props);
 

tutorial/register-app.md

@@ -1,6 +1,6 @@
 <!-- markdownlint-disable MD002 MD041 -->
 
-In this demo, you will create a new Azure AD web application registration using the Application Registry Portal (ARP).
+In this exercise, you will create a new Azure AD web application registration using the Application Registry Portal (ARP).
 
 1. Open a browser and navigate to the [Application Registration Portal](https://apps.dev.microsoft.com). Login using a **personal account** (aka: Microsoft Account) or **Work or School Account**.