Cardano Updates

Backup function now check if there are missing wallet/pool keys(payment.skey/stake.skey/cold.skey/cold.vkey) deleted either manually or by previous backup job and warn that backup is not complete.

-X parameter added to less to prevent it from launching in an altscreen when displaying changelog. This to not overwrite saved screen by tput smcup. Goal is to restore the terminal screen on CNTools exit and still keep old terminal history.

Guild LiveView 1.2 - Peer list navigation (#490)

Staking documentation Update to 1.19.1

* Guild LiveView 1.2 - Peer list navigation

- Added support to cycle through all peers using left/right arrow keys. 'o'(outgoing)/'i'(incoming) keys used to select active list to navigate.
- endline function replaced with printf fillers. Fixes flickering in certain conditions as line was first cleared and then redrawn.
- Improved handling of 0 peer lists
- Add uptime and title to Peer Analysis view
- Various minor improvements

- Added support to cycle through all peers using left/right arrow keys. 'o'(outgoing)/'i'(incoming) keys used to select active list to navigate.
- endline function replaced with printf fillers. Fixes flickering in certain conditions as line was first cleared and then redrawn.
- Improved handling of 0 peer lists
- Add uptime and title to Peer Analysis view
- Various minor improvements

merge master