Snap package for RTL-SDR tools

This snap provides the RTL-SDR tools.

It can be installed from the store via:

    sudo snap install rtlsdr

The rtl_<name> tools will be available as rtlsdr.<name> (e.g. rtlsdr.fm).

TCP service

The rtl_tcp tool is also available as a managed service in the snap.

It comes disabled by default. To enabled it, with the device connected, run

    sudo snap start rtlsdr