Nedap ONS update
- Added support for ONS Planning alongside the existing ONS Agenda integration. These events will synchronise to the calendar of the Genus user.
- The "Contact information" card in the user detail will now show which client from ONS has been connected to the Genus user.

- Clicking "Edit" will now show a popup where you can search the client from ONS you want to connect. Clicking connect will link the ONS client to the Genus user.
