Signed-off-by: cowelld <david.cowell@ymail.com>
Merge branch 'master' of https://github.com/cowelld/BR24radar_pi
Removed unused range units, moves Signal Conditioning to own pop-up menu,
changes range scaling from max range in buffer to latest change of range

Signed-off-by: cowelld <david.cowell@ymail.com>