Make the event name shorter and send an object instead of just the data

This way we can extend the message with more data in the future if needed.

packages/qr-code-scanner/README.md

@@ -31,7 +31,7 @@ after loaded. This attribute is also used to stop the QR code reader or if you d
 
 ## Events
 
-- `'dbp-qr-code-scanner-data'`: Outgoing Event which is fired if a QR code is detected. The data of the detected QR code is in `event.detail`.
+- `'code-detected'`: Outgoing Event which is fired if a QR code is detected. The data of the detected QR code is in `event.detail`.
 
 ## Local development
 

packages/qr-code-scanner/src/qr-code-scanner.js

@@ -352,8 +352,8 @@ export class QrCodeScanner extends ScopedElementsMixin(DBPLitElement) {
      * @param data
      */
     sendUrl(data) {
-       const event = new CustomEvent("dbp-qr-code-scanner-data",
-            {  bubbles: true, composed: true , detail: data});
+       const event = new CustomEvent("code-detected",
+            {  bubbles: true, composed: true , detail: {'code': data}});
         this.dispatchEvent(event);
     }