ADD:
1. Bluetooth possibility added.
2. Each CounterView has an ID.
ADD:
1. It is possible to set up the BluetoohService
2. If bluetooth is on, then a connection to a other device could be possible (The action items secure, insecure and disoverable will be displayed.)
ADD: It is nearly possible to connect the devices.
ADD: A connection to other devices is possible.
ADD: Hurray. The numbers  will be transfered.