add qr functionality as
1. Use latest build of apps -> integrate zxing libraries (or equivalent) to access camera module out of the apps.
immerzuerreichen: 2. Check table 'Match', field 'TTMID' in db for existence of the scanned result (QR code from
3. If exists insert username of current in app logged in user into that table, field 'Username'
4. Change existing webpage that it goes directly to ...php (display text area) using current Username in phone app, when match of TTMID and Username in table
5. App will directly switch into 'Use ...' menu if Username was inserted in table at scanned TTMID
6. In apps camera will be accessed via click on logo in Main Menu.