RSSI values in admin tab sometimes too many digits

[UncleSamSwiss]

Some RSSI values in the admin tab show too many digits (see red marks below), I think one digit after the dot would be sufficient (see green mark below):

[Apollon77]

Lol ... ni e ... I would even consider no digits at all:-) Will fix

[Apollon77]

Will be fixed in next version.

[Apollon77]

please check with 0.5.2