Cosmetics.
Updated ideal radio tests and examples to use the new scalable radio implementation.
Updated scalar radio tests to use the new scalable radio implementation.
Changed SimplifiedRadio to use current position instead of last signalled position.

Added dummy modules to have compatible module ids with the new radio implementation.
Updated fingerprints.
Added Ieee80211 implementation to the new radio.
Split the new scalable radio implementation into separate directories.
Use the new scalable radio implementation in examples.

Replaced SimplifiedRadioChannel with ScalarRadioChannel.