Merge pull request alephium#50 from alephium/upgrade-to-1.4.0

Upgrade to 1.4.0

Merge pull request alephium#46 from mauroferra/docker

Dockerfile and docker-compose

Merge pull request alephium#41 from alephium/upgrade-to-latest-full-node

Upgrade to full node version 1.3.x

0.1.1