Merge pull request #11 from vgrem/events-render-fix

Fixes React warning in Calendar component

Author: jasonjoh

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

@@ -46,9 +46,9 @@ export default class Calendar extends React.Component {
           </thead>
           <tbody>
             {this.state.events.map(
-              function(event, index){
+              function(event){
                 return(
-                  <tr>
+                  <tr key={event.id}>
                     <td>{event.organizer.emailAddress.name}</td>
                     <td>{event.subject}</td>
                     <td>{formatDateTime(event.start.dateTime)}</td>