1.0.6: Update Alpine

Update Alpbine

https://github.com/lncm/docker-lnd-neutrino-switch/pull/10

1.0.5

Remove feeurl on switch

1.0.4

Trap SIGINT signals so that the container will terminate in a much more graceful fashion

1.0.3

Customizable RPCUSER

1.0.2

Code cleanup.